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Finding the Fourth Proportional to 180,854.64, 271,449.42 and 92,174.22

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Solution

The fourth proportional to 180,854.64, 271,449.42 and 92,174.22 is: 138,346.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,854.64 : 271,449.42 = 92,174.22 : x
  2. Step 2: Convert to fraction form
    180,854.64/271,449.42 = 92,174.22/x
  3. Step 3: Cross multiply
    180,854.64x = 271,449.42 × 92,174.22
  4. Step 4: Simplify right side
    180,854.64x = 25,020,638,557.95
  5. Step 5: Solve for x
    x = 25,020,638,557.95/180,854.64
  6. Step 6: Final answer
    x = 138,346.68

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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.