Home / 125,214.27-187,818.68-30,444.96

Finding the Fourth Proportional to 125,214.27, 187,818.68 and 30,444.96

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Solution

The fourth proportional to 125,214.27, 187,818.68 and 30,444.96 is: 45,666.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,214.27 : 187,818.68 = 30,444.96 : x
  2. Step 2: Convert to fraction form
    125,214.27/187,818.68 = 30,444.96/x
  3. Step 3: Cross multiply
    125,214.27x = 187,818.68 × 30,444.96
  4. Step 4: Simplify right side
    125,214.27x = 5,718,132,047.63
  5. Step 5: Solve for x
    x = 5,718,132,047.63/125,214.27
  6. Step 6: Final answer
    x = 45,666.78

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1.5x scale

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.