Home / 104,948.97-144,827.91-57,202.71

Finding the Fourth Proportional to 104,948.97, 144,827.91 and 57,202.71

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Solution

The fourth proportional to 104,948.97, 144,827.91 and 57,202.71 is: 78,938.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,948.97 : 144,827.91 = 57,202.71 : x
  2. Step 2: Convert to fraction form
    104,948.97/144,827.91 = 57,202.71/x
  3. Step 3: Cross multiply
    104,948.97x = 144,827.91 × 57,202.71
  4. Step 4: Simplify right side
    104,948.97x = 8,284,548,935.64
  5. Step 5: Solve for x
    x = 8,284,548,935.64/104,948.97
  6. Step 6: Final answer
    x = 78,938.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.