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Finding the Fourth Proportional to 125,713.94, 188,446.35 and 59,034.71

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Solution

The fourth proportional to 125,713.94, 188,446.35 and 59,034.71 is: 88,493.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,713.94 : 188,446.35 = 59,034.71 : x
  2. Step 2: Convert to fraction form
    125,713.94/188,446.35 = 59,034.71/x
  3. Step 3: Cross multiply
    125,713.94x = 188,446.35 × 59,034.71
  4. Step 4: Simplify right side
    125,713.94x = 11,124,875,622.81
  5. Step 5: Solve for x
    x = 11,124,875,622.81/125,713.94
  6. Step 6: Final answer
    x = 88,493.57

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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.