Home / 62,272.98-85,912.02-38,358.18

Finding the Fourth Proportional to 62,272.98, 85,912.02 and 38,358.18

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Solution

The fourth proportional to 62,272.98, 85,912.02 and 38,358.18 is: 52,919.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,272.98 : 85,912.02 = 38,358.18 : x
  2. Step 2: Convert to fraction form
    62,272.98/85,912.02 = 38,358.18/x
  3. Step 3: Cross multiply
    62,272.98x = 85,912.02 × 38,358.18
  4. Step 4: Simplify right side
    62,272.98x = 3,295,428,727.32
  5. Step 5: Solve for x
    x = 3,295,428,727.32/62,272.98
  6. Step 6: Final answer
    x = 52,919.08

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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.