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Finding the Fourth Proportional to 137,320.30, 192,524.90 and 137,320.30

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Solution

The fourth proportional to 137,320.30, 192,524.90 and 137,320.30 is: 192,524.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,320.30 : 192,524.90 = 137,320.30 : x
  2. Step 2: Convert to fraction form
    137,320.30/192,524.90 = 137,320.30/x
  3. Step 3: Cross multiply
    137,320.30x = 192,524.90 × 137,320.30
  4. Step 4: Simplify right side
    137,320.30x = 26,437,577,025.47
  5. Step 5: Solve for x
    x = 26,437,577,025.47/137,320.30
  6. Step 6: Final answer
    x = 192,524.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.