Home / 66,244.43-99,329.01-45,209.96

Finding the Fourth Proportional to 66,244.43, 99,329.01 and 45,209.96

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Solution

The fourth proportional to 66,244.43, 99,329.01 and 45,209.96 is: 67,789.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,244.43 : 99,329.01 = 45,209.96 : x
  2. Step 2: Convert to fraction form
    66,244.43/99,329.01 = 45,209.96/x
  3. Step 3: Cross multiply
    66,244.43x = 99,329.01 × 45,209.96
  4. Step 4: Simplify right side
    66,244.43x = 4,490,660,250.18
  5. Step 5: Solve for x
    x = 4,490,660,250.18/66,244.43
  6. Step 6: Final answer
    x = 67,789.25

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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.