Home / 73,032.80-109,565.64-23,115.88

Finding the Fourth Proportional to 73,032.80, 109,565.64 and 23,115.88

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Solution

The fourth proportional to 73,032.80, 109,565.64 and 23,115.88 is: 34,679.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,032.80 : 109,565.64 = 23,115.88 : x
  2. Step 2: Convert to fraction form
    73,032.80/109,565.64 = 23,115.88/x
  3. Step 3: Cross multiply
    73,032.80x = 109,565.64 × 23,115.88
  4. Step 4: Simplify right side
    73,032.80x = 2,532,706,186.36
  5. Step 5: Solve for x
    x = 2,532,706,186.36/73,032.80
  6. Step 6: Final answer
    x = 34,679.02

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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.