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Finding the Fourth Proportional to 124,572.96, 186,834.33 and 35,805.60

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Solution

The fourth proportional to 124,572.96, 186,834.33 and 35,805.60 is: 53,701.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,572.96 : 186,834.33 = 35,805.60 : x
  2. Step 2: Convert to fraction form
    124,572.96/186,834.33 = 35,805.60/x
  3. Step 3: Cross multiply
    124,572.96x = 186,834.33 × 35,805.60
  4. Step 4: Simplify right side
    124,572.96x = 6,689,715,286.25
  5. Step 5: Solve for x
    x = 6,689,715,286.25/124,572.96
  6. Step 6: Final answer
    x = 53,701.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.