Home / 57,244.29-79,001.88-31,758.90

Finding the Fourth Proportional to 57,244.29, 79,001.88 and 31,758.90

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Solution

The fourth proportional to 57,244.29, 79,001.88 and 31,758.90 is: 43,829.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,244.29 : 79,001.88 = 31,758.90 : x
  2. Step 2: Convert to fraction form
    57,244.29/79,001.88 = 31,758.90/x
  3. Step 3: Cross multiply
    57,244.29x = 79,001.88 × 31,758.90
  4. Step 4: Simplify right side
    57,244.29x = 2,509,012,806.73
  5. Step 5: Solve for x
    x = 2,509,012,806.73/57,244.29
  6. Step 6: Final answer
    x = 43,829.92

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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.