Home / 180,766.08-271,171.80-54,386.64

Finding the Fourth Proportional to 180,766.08, 271,171.80 and 54,386.64

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Solution

The fourth proportional to 180,766.08, 271,171.80 and 54,386.64 is: 81,586.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,766.08 : 271,171.80 = 54,386.64 : x
  2. Step 2: Convert to fraction form
    180,766.08/271,171.80 = 54,386.64/x
  3. Step 3: Cross multiply
    180,766.08x = 271,171.80 × 54,386.64
  4. Step 4: Simplify right side
    180,766.08x = 14,748,123,064.75
  5. Step 5: Solve for x
    x = 14,748,123,064.75/180,766.08
  6. Step 6: Final answer
    x = 81,586.78

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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.