Home / 159,245.17-219,765.56-98,835.27

Finding the Fourth Proportional to 159,245.17, 219,765.56 and 98,835.27

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Solution

The fourth proportional to 159,245.17, 219,765.56 and 98,835.27 is: 136,397.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,245.17 : 219,765.56 = 98,835.27 : x
  2. Step 2: Convert to fraction form
    159,245.17/219,765.56 = 98,835.27/x
  3. Step 3: Cross multiply
    159,245.17x = 219,765.56 × 98,835.27
  4. Step 4: Simplify right side
    159,245.17x = 21,720,588,459.30
  5. Step 5: Solve for x
    x = 21,720,588,459.30/159,245.17
  6. Step 6: Final answer
    x = 136,397.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.