Home / 82,262.66-123,368.81-34,876.85

Finding the Fourth Proportional to 82,262.66, 123,368.81 and 34,876.85

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Solution

The fourth proportional to 82,262.66, 123,368.81 and 34,876.85 is: 52,304.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,262.66 : 123,368.81 = 34,876.85 : x
  2. Step 2: Convert to fraction form
    82,262.66/123,368.81 = 34,876.85/x
  3. Step 3: Cross multiply
    82,262.66x = 123,368.81 × 34,876.85
  4. Step 4: Simplify right side
    82,262.66x = 4,302,714,689.82
  5. Step 5: Solve for x
    x = 4,302,714,689.82/82,262.66
  6. Step 6: Final answer
    x = 52,304.59

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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.