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Finding the Fourth Proportional to 80,474.60, 111,056.16 and 44,666.93

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Solution

The fourth proportional to 80,474.60, 111,056.16 and 44,666.93 is: 61,641.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,474.60 : 111,056.16 = 44,666.93 : x
  2. Step 2: Convert to fraction form
    80,474.60/111,056.16 = 44,666.93/x
  3. Step 3: Cross multiply
    80,474.60x = 111,056.16 × 44,666.93
  4. Step 4: Simplify right side
    80,474.60x = 4,960,537,724.79
  5. Step 5: Solve for x
    x = 4,960,537,724.79/80,474.60
  6. Step 6: Final answer
    x = 61,641.04

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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.