Home / 61,834.66-85,411.92-45,734.70

Finding the Fourth Proportional to 61,834.66, 85,411.92 and 45,734.70

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Solution

The fourth proportional to 61,834.66, 85,411.92 and 45,734.70 is: 63,173.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,834.66 : 85,411.92 = 45,734.70 : x
  2. Step 2: Convert to fraction form
    61,834.66/85,411.92 = 45,734.70/x
  3. Step 3: Cross multiply
    61,834.66x = 85,411.92 × 45,734.70
  4. Step 4: Simplify right side
    61,834.66x = 3,906,288,537.62
  5. Step 5: Solve for x
    x = 3,906,288,537.62/61,834.66
  6. Step 6: Final answer
    x = 63,173.12

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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.