Home / 81,929.59-122,893.33-44,726.67

Finding the Fourth Proportional to 81,929.59, 122,893.33 and 44,726.67

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Solution

The fourth proportional to 81,929.59, 122,893.33 and 44,726.67 is: 67,089.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,929.59 : 122,893.33 = 44,726.67 : x
  2. Step 2: Convert to fraction form
    81,929.59/122,893.33 = 44,726.67/x
  3. Step 3: Cross multiply
    81,929.59x = 122,893.33 × 44,726.67
  4. Step 4: Simplify right side
    81,929.59x = 5,496,609,304.29
  5. Step 5: Solve for x
    x = 5,496,609,304.29/81,929.59
  6. Step 6: Final answer
    x = 67,089.43

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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.