Home / 220,265.40-303,956.44-124,770.16

Finding the Fourth Proportional to 220,265.40, 303,956.44 and 124,770.16

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Solution

The fourth proportional to 220,265.40, 303,956.44 and 124,770.16 is: 172,177.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,265.40 : 303,956.44 = 124,770.16 : x
  2. Step 2: Convert to fraction form
    220,265.40/303,956.44 = 124,770.16/x
  3. Step 3: Cross multiply
    220,265.40x = 303,956.44 × 124,770.16
  4. Step 4: Simplify right side
    220,265.40x = 37,924,693,651.83
  5. Step 5: Solve for x
    x = 37,924,693,651.83/220,265.40
  6. Step 6: Final answer
    x = 172,177.26

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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.