Home / 82,058.13-122,980.28-37,046.03

Finding the Fourth Proportional to 82,058.13, 122,980.28 and 37,046.03

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Solution

The fourth proportional to 82,058.13, 122,980.28 and 37,046.03 is: 55,520.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,058.13 : 122,980.28 = 37,046.03 : x
  2. Step 2: Convert to fraction form
    82,058.13/122,980.28 = 37,046.03/x
  3. Step 3: Cross multiply
    82,058.13x = 122,980.28 × 37,046.03
  4. Step 4: Simplify right side
    82,058.13x = 4,555,930,342.16
  5. Step 5: Solve for x
    x = 4,555,930,342.16/82,058.13
  6. Step 6: Final answer
    x = 55,520.77

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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.