Home / 71,637.30-107,419.02-32,160.60

Finding the Fourth Proportional to 71,637.30, 107,419.02 and 32,160.60

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Solution

The fourth proportional to 71,637.30, 107,419.02 and 32,160.60 is: 48,224.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,637.30 : 107,419.02 = 32,160.60 : x
  2. Step 2: Convert to fraction form
    71,637.30/107,419.02 = 32,160.60/x
  3. Step 3: Cross multiply
    71,637.30x = 107,419.02 × 32,160.60
  4. Step 4: Simplify right side
    71,637.30x = 3,454,660,134.61
  5. Step 5: Solve for x
    x = 3,454,660,134.61/71,637.30
  6. Step 6: Final answer
    x = 48,224.32

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1.5x scale

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.