Home / 159,865.70-220,583.98-96,207.59

Finding the Fourth Proportional to 159,865.70, 220,583.98 and 96,207.59

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Solution

The fourth proportional to 159,865.70, 220,583.98 and 96,207.59 is: 132,748.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,865.70 : 220,583.98 = 96,207.59 : x
  2. Step 2: Convert to fraction form
    159,865.70/220,583.98 = 96,207.59/x
  3. Step 3: Cross multiply
    159,865.70x = 220,583.98 × 96,207.59
  4. Step 4: Simplify right side
    159,865.70x = 21,221,853,419.35
  5. Step 5: Solve for x
    x = 21,221,853,419.35/159,865.70
  6. Step 6: Final answer
    x = 132,748.01

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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.