Home / 82,819.29-124,068.54-49,565.55

Finding the Fourth Proportional to 82,819.29, 124,068.54 and 49,565.55

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Solution

The fourth proportional to 82,819.29, 124,068.54 and 49,565.55 is: 74,252.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,819.29 : 124,068.54 = 49,565.55 : x
  2. Step 2: Convert to fraction form
    82,819.29/124,068.54 = 49,565.55/x
  3. Step 3: Cross multiply
    82,819.29x = 124,068.54 × 49,565.55
  4. Step 4: Simplify right side
    82,819.29x = 6,149,525,422.80
  5. Step 5: Solve for x
    x = 6,149,525,422.80/82,819.29
  6. Step 6: Final answer
    x = 74,252.33

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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.