Home / 242,935.77-335,104.38-156,759.87

Finding the Fourth Proportional to 242,935.77, 335,104.38 and 156,759.87

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Solution

The fourth proportional to 242,935.77, 335,104.38 and 156,759.87 is: 216,233.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,935.77 : 335,104.38 = 156,759.87 : x
  2. Step 2: Convert to fraction form
    242,935.77/335,104.38 = 156,759.87/x
  3. Step 3: Cross multiply
    242,935.77x = 335,104.38 × 156,759.87
  4. Step 4: Simplify right side
    242,935.77x = 52,530,919,045.23
  5. Step 5: Solve for x
    x = 52,530,919,045.23/242,935.77
  6. Step 6: Final answer
    x = 216,233.78

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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.