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Finding the Fourth Proportional to 125,252.48, 187,832.03 and 50,347.37

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Solution

The fourth proportional to 125,252.48, 187,832.03 and 50,347.37 is: 75,502.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,252.48 : 187,832.03 = 50,347.37 : x
  2. Step 2: Convert to fraction form
    125,252.48/187,832.03 = 50,347.37/x
  3. Step 3: Cross multiply
    125,252.48x = 187,832.03 × 50,347.37
  4. Step 4: Simplify right side
    125,252.48x = 9,456,849,307.71
  5. Step 5: Solve for x
    x = 9,456,849,307.71/125,252.48
  6. Step 6: Final answer
    x = 75,502.29

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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.