Home / 83,882.10-125,823.15-46,557.30

Finding the Fourth Proportional to 83,882.10, 125,823.15 and 46,557.30

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Solution

The fourth proportional to 83,882.10, 125,823.15 and 46,557.30 is: 69,835.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,882.10 : 125,823.15 = 46,557.30 : x
  2. Step 2: Convert to fraction form
    83,882.10/125,823.15 = 46,557.30/x
  3. Step 3: Cross multiply
    83,882.10x = 125,823.15 × 46,557.30
  4. Step 4: Simplify right side
    83,882.10x = 5,857,986,141.50
  5. Step 5: Solve for x
    x = 5,857,986,141.50/83,882.10
  6. Step 6: Final answer
    x = 69,835.95

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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.