Home / 125,024.85-187,406.06-89,945.37

Finding the Fourth Proportional to 125,024.85, 187,406.06 and 89,945.37

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Solution

The fourth proportional to 125,024.85, 187,406.06 and 89,945.37 is: 134,823.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,024.85 : 187,406.06 = 89,945.37 : x
  2. Step 2: Convert to fraction form
    125,024.85/187,406.06 = 89,945.37/x
  3. Step 3: Cross multiply
    125,024.85x = 187,406.06 × 89,945.37
  4. Step 4: Simplify right side
    125,024.85x = 16,856,306,957.22
  5. Step 5: Solve for x
    x = 16,856,306,957.22/125,024.85
  6. Step 6: Final answer
    x = 134,823.65

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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.