Home / 125,044.06-187,566.40-31,549.81

Finding the Fourth Proportional to 125,044.06, 187,566.40 and 31,549.81

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Solution

The fourth proportional to 125,044.06, 187,566.40 and 31,549.81 is: 47,324.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,044.06 : 187,566.40 = 31,549.81 : x
  2. Step 2: Convert to fraction form
    125,044.06/187,566.40 = 31,549.81/x
  3. Step 3: Cross multiply
    125,044.06x = 187,566.40 × 31,549.81
  4. Step 4: Simplify right side
    125,044.06x = 5,917,684,282.38
  5. Step 5: Solve for x
    x = 5,917,684,282.38/125,044.06
  6. Step 6: Final answer
    x = 47,324.79

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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.