Home / 178,290.90-246,039.93-97,716.78

Finding the Fourth Proportional to 178,290.90, 246,039.93 and 97,716.78

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Solution

The fourth proportional to 178,290.90, 246,039.93 and 97,716.78 is: 134,848.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,290.90 : 246,039.93 = 97,716.78 : x
  2. Step 2: Convert to fraction form
    178,290.90/246,039.93 = 97,716.78/x
  3. Step 3: Cross multiply
    178,290.90x = 246,039.93 × 97,716.78
  4. Step 4: Simplify right side
    178,290.90x = 24,042,229,711.03
  5. Step 5: Solve for x
    x = 24,042,229,711.03/178,290.90
  6. Step 6: Final answer
    x = 134,848.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.