Home / 66,224.24-99,348.60-21,854.08

Finding the Fourth Proportional to 66,224.24, 99,348.60 and 21,854.08

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Solution

The fourth proportional to 66,224.24, 99,348.60 and 21,854.08 is: 32,785.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,224.24 : 99,348.60 = 21,854.08 : x
  2. Step 2: Convert to fraction form
    66,224.24/99,348.60 = 21,854.08/x
  3. Step 3: Cross multiply
    66,224.24x = 99,348.60 × 21,854.08
  4. Step 4: Simplify right side
    66,224.24x = 2,171,172,252.29
  5. Step 5: Solve for x
    x = 2,171,172,252.29/66,224.24
  6. Step 6: Final answer
    x = 32,785.16

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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.