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Finding the Fourth Proportional to 62,291, 93,475.38 and 25,355

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Solution

The fourth proportional to 62,291, 93,475.38 and 25,355 is: 38,048.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,291 : 93,475.38 = 25,355 : x
  2. Step 2: Convert to fraction form
    62,291/93,475.38 = 25,355/x
  3. Step 3: Cross multiply
    62,291x = 93,475.38 × 25,355
  4. Step 4: Simplify right side
    62,291x = 2,370,068,259.90
  5. Step 5: Solve for x
    x = 2,370,068,259.90/62,291
  6. Step 6: Final answer
    x = 38,048.33

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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.