Home / 52,122.22-71,928.16-29,151.79

Finding the Fourth Proportional to 52,122.22, 71,928.16 and 29,151.79

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Solution

The fourth proportional to 52,122.22, 71,928.16 and 29,151.79 is: 40,229.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,122.22 : 71,928.16 = 29,151.79 : x
  2. Step 2: Convert to fraction form
    52,122.22/71,928.16 = 29,151.79/x
  3. Step 3: Cross multiply
    52,122.22x = 71,928.16 × 29,151.79
  4. Step 4: Simplify right side
    52,122.22x = 2,096,834,362.71
  5. Step 5: Solve for x
    x = 2,096,834,362.71/52,122.22
  6. Step 6: Final answer
    x = 40,229.19

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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.