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Finding the Fourth Proportional to 124,064.52, 186,127.96 and 39,832.22

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Solution

The fourth proportional to 124,064.52, 186,127.96 and 39,832.22 is: 59,758.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,064.52 : 186,127.96 = 39,832.22 : x
  2. Step 2: Convert to fraction form
    124,064.52/186,127.96 = 39,832.22/x
  3. Step 3: Cross multiply
    124,064.52x = 186,127.96 × 39,832.22
  4. Step 4: Simplify right side
    124,064.52x = 7,413,889,850.87
  5. Step 5: Solve for x
    x = 7,413,889,850.87/124,064.52
  6. Step 6: Final answer
    x = 59,758.34

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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.