Home / 66,146.08-99,230.04-32,867.20

Finding the Fourth Proportional to 66,146.08, 99,230.04 and 32,867.20

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Solution

The fourth proportional to 66,146.08, 99,230.04 and 32,867.20 is: 49,306.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,146.08 : 99,230.04 = 32,867.20 : x
  2. Step 2: Convert to fraction form
    66,146.08/99,230.04 = 32,867.20/x
  3. Step 3: Cross multiply
    66,146.08x = 99,230.04 × 32,867.20
  4. Step 4: Simplify right side
    66,146.08x = 3,261,413,570.69
  5. Step 5: Solve for x
    x = 3,261,413,570.69/66,146.08
  6. Step 6: Final answer
    x = 49,306.23

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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.