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Finding the Fourth Proportional to 110,545.43, 165,818.15 and 27,439.43

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Solution

The fourth proportional to 110,545.43, 165,818.15 and 27,439.43 is: 41,159.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,545.43 : 165,818.15 = 27,439.43 : x
  2. Step 2: Convert to fraction form
    110,545.43/165,818.15 = 27,439.43/x
  3. Step 3: Cross multiply
    110,545.43x = 165,818.15 × 27,439.43
  4. Step 4: Simplify right side
    110,545.43x = 4,549,955,797.00
  5. Step 5: Solve for x
    x = 4,549,955,797.00/110,545.43
  6. Step 6: Final answer
    x = 41,159.15

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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.