Home / 104,851.90-144,697.35-57,106.18

Finding the Fourth Proportional to 104,851.90, 144,697.35 and 57,106.18

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Solution

The fourth proportional to 104,851.90, 144,697.35 and 57,106.18 is: 78,807.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,851.90 : 144,697.35 = 57,106.18 : x
  2. Step 2: Convert to fraction form
    104,851.90/144,697.35 = 57,106.18/x
  3. Step 3: Cross multiply
    104,851.90x = 144,697.35 × 57,106.18
  4. Step 4: Simplify right side
    104,851.90x = 8,263,112,914.62
  5. Step 5: Solve for x
    x = 8,263,112,914.62/104,851.90
  6. Step 6: Final answer
    x = 78,807.47

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1.5x scale

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.