Home / 82,057.65-113,239.53-44,331.90

Finding the Fourth Proportional to 82,057.65, 113,239.53 and 44,331.90

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Solution

The fourth proportional to 82,057.65, 113,239.53 and 44,331.90 is: 61,178.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,057.65 : 113,239.53 = 44,331.90 : x
  2. Step 2: Convert to fraction form
    82,057.65/113,239.53 = 44,331.90/x
  3. Step 3: Cross multiply
    82,057.65x = 113,239.53 × 44,331.90
  4. Step 4: Simplify right side
    82,057.65x = 5,020,123,520.01
  5. Step 5: Solve for x
    x = 5,020,123,520.01/82,057.65
  6. Step 6: Final answer
    x = 61,178.01

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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.