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Finding the Fourth Proportional to 182,862.60, 252,369.42 and 105,340.92

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Solution

The fourth proportional to 182,862.60, 252,369.42 and 105,340.92 is: 145,381.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,862.60 : 252,369.42 = 105,340.92 : x
  2. Step 2: Convert to fraction form
    182,862.60/252,369.42 = 105,340.92/x
  3. Step 3: Cross multiply
    182,862.60x = 252,369.42 × 105,340.92
  4. Step 4: Simplify right side
    182,862.60x = 26,584,826,882.67
  5. Step 5: Solve for x
    x = 26,584,826,882.67/182,862.60
  6. Step 6: Final answer
    x = 145,381.43

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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.