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Finding the Fourth Proportional to 62,289, 93,472.38 and 25,353

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Solution

The fourth proportional to 62,289, 93,472.38 and 25,353 is: 38,045.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,289 : 93,472.38 = 25,353 : x
  2. Step 2: Convert to fraction form
    62,289/93,472.38 = 25,353/x
  3. Step 3: Cross multiply
    62,289x = 93,472.38 × 25,353
  4. Step 4: Simplify right side
    62,289x = 2,369,805,250.14
  5. Step 5: Solve for x
    x = 2,369,805,250.14/62,289
  6. Step 6: Final answer
    x = 38,045.33

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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.