Home / 125,275.09-187,892.63-36,507.83

Finding the Fourth Proportional to 125,275.09, 187,892.63 and 36,507.83

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Solution

The fourth proportional to 125,275.09, 187,892.63 and 36,507.83 is: 54,755.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,275.09 : 187,892.63 = 36,507.83 : x
  2. Step 2: Convert to fraction form
    125,275.09/187,892.63 = 36,507.83/x
  3. Step 3: Cross multiply
    125,275.09x = 187,892.63 × 36,507.83
  4. Step 4: Simplify right side
    125,275.09x = 6,859,551,072.29
  5. Step 5: Solve for x
    x = 6,859,551,072.29/125,275.09
  6. Step 6: Final answer
    x = 54,755.91

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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.