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Finding the Fourth Proportional to 80,158.59, 110,586.70 and 46,148.83

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Solution

The fourth proportional to 80,158.59, 110,586.70 and 46,148.83 is: 63,666.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,158.59 : 110,586.70 = 46,148.83 : x
  2. Step 2: Convert to fraction form
    80,158.59/110,586.70 = 46,148.83/x
  3. Step 3: Cross multiply
    80,158.59x = 110,586.70 × 46,148.83
  4. Step 4: Simplify right side
    80,158.59x = 5,103,446,220.97
  5. Step 5: Solve for x
    x = 5,103,446,220.97/80,158.59
  6. Step 6: Final answer
    x = 63,666.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.