Home / 80,742.60-111,423.29-44,932.28

Finding the Fourth Proportional to 80,742.60, 111,423.29 and 44,932.28

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Solution

The fourth proportional to 80,742.60, 111,423.29 and 44,932.28 is: 62,005.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,742.60 : 111,423.29 = 44,932.28 : x
  2. Step 2: Convert to fraction form
    80,742.60/111,423.29 = 44,932.28/x
  3. Step 3: Cross multiply
    80,742.60x = 111,423.29 × 44,932.28
  4. Step 4: Simplify right side
    80,742.60x = 5,006,501,683.02
  5. Step 5: Solve for x
    x = 5,006,501,683.02/80,742.60
  6. Step 6: Final answer
    x = 62,005.70

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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.