Home / 110,288.60-165,323.55-54,082.70

Finding the Fourth Proportional to 110,288.60, 165,323.55 and 54,082.70

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Solution

The fourth proportional to 110,288.60, 165,323.55 and 54,082.70 is: 81,070.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,288.60 : 165,323.55 = 54,082.70 : x
  2. Step 2: Convert to fraction form
    110,288.60/165,323.55 = 54,082.70/x
  3. Step 3: Cross multiply
    110,288.60x = 165,323.55 × 54,082.70
  4. Step 4: Simplify right side
    110,288.60x = 8,941,143,957.59
  5. Step 5: Solve for x
    x = 8,941,143,957.59/110,288.60
  6. Step 6: Final answer
    x = 81,070.43

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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.