Home / 62,139.47-92,739.69-57,925.85

Finding the Fourth Proportional to 62,139.47, 92,739.69 and 57,925.85

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Solution

The fourth proportional to 62,139.47, 92,739.69 and 57,925.85 is: 86,451.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,139.47 : 92,739.69 = 57,925.85 : x
  2. Step 2: Convert to fraction form
    62,139.47/92,739.69 = 57,925.85/x
  3. Step 3: Cross multiply
    62,139.47x = 92,739.69 × 57,925.85
  4. Step 4: Simplify right side
    62,139.47x = 5,372,024,908.29
  5. Step 5: Solve for x
    x = 5,372,024,908.29/62,139.47
  6. Step 6: Final answer
    x = 86,451.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.