Home / 63,939.38-88,199.71-40,024.53

Finding the Fourth Proportional to 63,939.38, 88,199.71 and 40,024.53

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Solution

The fourth proportional to 63,939.38, 88,199.71 and 40,024.53 is: 55,210.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,939.38 : 88,199.71 = 40,024.53 : x
  2. Step 2: Convert to fraction form
    63,939.38/88,199.71 = 40,024.53/x
  3. Step 3: Cross multiply
    63,939.38x = 88,199.71 × 40,024.53
  4. Step 4: Simplify right side
    63,939.38x = 3,530,151,988.92
  5. Step 5: Solve for x
    x = 3,530,151,988.92/63,939.38
  6. Step 6: Final answer
    x = 55,210.92

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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.