Home / 82,342.46-123,418.31-37,875.89

Finding the Fourth Proportional to 82,342.46, 123,418.31 and 37,875.89

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Solution

The fourth proportional to 82,342.46, 123,418.31 and 37,875.89 is: 56,769.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,342.46 : 123,418.31 = 37,875.89 : x
  2. Step 2: Convert to fraction form
    82,342.46/123,418.31 = 37,875.89/x
  3. Step 3: Cross multiply
    82,342.46x = 123,418.31 × 37,875.89
  4. Step 4: Simplify right side
    82,342.46x = 4,674,577,527.07
  5. Step 5: Solve for x
    x = 4,674,577,527.07/82,342.46
  6. Step 6: Final answer
    x = 56,769.96

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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.