Home / 80,432.18-110,996.54-44,622.20

Finding the Fourth Proportional to 80,432.18, 110,996.54 and 44,622.20

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Solution

The fourth proportional to 80,432.18, 110,996.54 and 44,622.20 is: 61,578.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,432.18 : 110,996.54 = 44,622.20 : x
  2. Step 2: Convert to fraction form
    80,432.18/110,996.54 = 44,622.20/x
  3. Step 3: Cross multiply
    80,432.18x = 110,996.54 × 44,622.20
  4. Step 4: Simplify right side
    80,432.18x = 4,952,909,807.19
  5. Step 5: Solve for x
    x = 4,952,909,807.19/80,432.18
  6. Step 6: Final answer
    x = 61,578.71

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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.