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Finding the Fourth Proportional to 124,363.76, 186,490.82 and 35,597.12

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Solution

The fourth proportional to 124,363.76, 186,490.82 and 35,597.12 is: 53,379.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,363.76 : 186,490.82 = 35,597.12 : x
  2. Step 2: Convert to fraction form
    124,363.76/186,490.82 = 35,597.12/x
  3. Step 3: Cross multiply
    124,363.76x = 186,490.82 × 35,597.12
  4. Step 4: Simplify right side
    124,363.76x = 6,638,536,098.44
  5. Step 5: Solve for x
    x = 6,638,536,098.44/124,363.76
  6. Step 6: Final answer
    x = 53,379.99

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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.