Home / 71,931.31-99,263.24-41,714.70

Finding the Fourth Proportional to 71,931.31, 99,263.24 and 41,714.70

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Solution

The fourth proportional to 71,931.31, 99,263.24 and 41,714.70 is: 57,565.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,931.31 : 99,263.24 = 41,714.70 : x
  2. Step 2: Convert to fraction form
    71,931.31/99,263.24 = 41,714.70/x
  3. Step 3: Cross multiply
    71,931.31x = 99,263.24 × 41,714.70
  4. Step 4: Simplify right side
    71,931.31x = 4,140,735,853.25
  5. Step 5: Solve for x
    x = 4,140,735,853.25/71,931.31
  6. Step 6: Final answer
    x = 57,565.14

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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.