Home / 81,381.23-122,057.86-24,454.24

Finding the Fourth Proportional to 81,381.23, 122,057.86 and 24,454.24

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Solution

The fourth proportional to 81,381.23, 122,057.86 and 24,454.24 is: 36,677.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,381.23 : 122,057.86 = 24,454.24 : x
  2. Step 2: Convert to fraction form
    81,381.23/122,057.86 = 24,454.24/x
  3. Step 3: Cross multiply
    81,381.23x = 122,057.86 × 24,454.24
  4. Step 4: Simplify right side
    81,381.23x = 2,984,832,202.33
  5. Step 5: Solve for x
    x = 2,984,832,202.33/81,381.23
  6. Step 6: Final answer
    x = 36,677.16

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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.