Home / 58,938.97-81,279.85-45,488.92

Finding the Fourth Proportional to 58,938.97, 81,279.85 and 45,488.92

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Solution

The fourth proportional to 58,938.97, 81,279.85 and 45,488.92 is: 62,731.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,938.97 : 81,279.85 = 45,488.92 : x
  2. Step 2: Convert to fraction form
    58,938.97/81,279.85 = 45,488.92/x
  3. Step 3: Cross multiply
    58,938.97x = 81,279.85 × 45,488.92
  4. Step 4: Simplify right side
    58,938.97x = 3,697,332,594.26
  5. Step 5: Solve for x
    x = 3,697,332,594.26/58,938.97
  6. Step 6: Final answer
    x = 62,731.54

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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.