Home / 83,766.10-115,598.11-45,525.65

Finding the Fourth Proportional to 83,766.10, 115,598.11 and 45,525.65

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Solution

The fourth proportional to 83,766.10, 115,598.11 and 45,525.65 is: 62,825.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,766.10 : 115,598.11 = 45,525.65 : x
  2. Step 2: Convert to fraction form
    83,766.10/115,598.11 = 45,525.65/x
  3. Step 3: Cross multiply
    83,766.10x = 115,598.11 × 45,525.65
  4. Step 4: Simplify right side
    83,766.10x = 5,262,679,096.52
  5. Step 5: Solve for x
    x = 5,262,679,096.52/83,766.10
  6. Step 6: Final answer
    x = 62,825.88

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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.