Home / 82,746.12-124,123.20-23,585.88

Finding the Fourth Proportional to 82,746.12, 124,123.20 and 23,585.88

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Solution

The fourth proportional to 82,746.12, 124,123.20 and 23,585.88 is: 35,379.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,746.12 : 124,123.20 = 23,585.88 : x
  2. Step 2: Convert to fraction form
    82,746.12/124,123.20 = 23,585.88/x
  3. Step 3: Cross multiply
    82,746.12x = 124,123.20 × 23,585.88
  4. Step 4: Simplify right side
    82,746.12x = 2,927,554,900.42
  5. Step 5: Solve for x
    x = 2,927,554,900.42/82,746.12
  6. Step 6: Final answer
    x = 35,379.97

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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.