Home / 104,976,102.90-157,464,154.35-87,969,990.90

Finding the Fourth Proportional to 104,976,102.90, 157,464,154.35 and 87,969,990.90

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Solution

The fourth proportional to 104,976,102.90, 157,464,154.35 and 87,969,990.90 is: 131,954,986.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,102.90 : 157,464,154.35 = 87,969,990.90 : x
  2. Step 2: Convert to fraction form
    104,976,102.90/157,464,154.35 = 87,969,990.90/x
  3. Step 3: Cross multiply
    104,976,102.90x = 157,464,154.35 × 87,969,990.90
  4. Step 4: Simplify right side
    104,976,102.90x = 13,852,120,225,245,696
  5. Step 5: Solve for x
    x = 13,852,120,225,245,696/104,976,102.90
  6. Step 6: Final answer
    x = 131,954,986.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.