Home / 80,722.31-121,088.01-24,564.24

Finding the Fourth Proportional to 80,722.31, 121,088.01 and 24,564.24

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Solution

The fourth proportional to 80,722.31, 121,088.01 and 24,564.24 is: 36,847.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,722.31 : 121,088.01 = 24,564.24 : x
  2. Step 2: Convert to fraction form
    80,722.31/121,088.01 = 24,564.24/x
  3. Step 3: Cross multiply
    80,722.31x = 121,088.01 × 24,564.24
  4. Step 4: Simplify right side
    80,722.31x = 2,974,435,484.96
  5. Step 5: Solve for x
    x = 2,974,435,484.96/80,722.31
  6. Step 6: Final answer
    x = 36,847.75

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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.