Home / 146,132.56-219,149.63-117,985.87

Finding the Fourth Proportional to 146,132.56, 219,149.63 and 117,985.87

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Solution

The fourth proportional to 146,132.56, 219,149.63 and 117,985.87 is: 176,939.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,132.56 : 219,149.63 = 117,985.87 : x
  2. Step 2: Convert to fraction form
    146,132.56/219,149.63 = 117,985.87/x
  3. Step 3: Cross multiply
    146,132.56x = 219,149.63 × 117,985.87
  4. Step 4: Simplify right side
    146,132.56x = 25,856,559,755.73
  5. Step 5: Solve for x
    x = 25,856,559,755.73/146,132.56
  6. Step 6: Final answer
    x = 176,939.07

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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.