Home / 42,769.62-64,446.44-35,149.14

Finding the Fourth Proportional to 42,769.62, 64,446.44 and 35,149.14

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Solution

The fourth proportional to 42,769.62, 64,446.44 and 35,149.14 is: 52,963.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,769.62 : 64,446.44 = 35,149.14 : x
  2. Step 2: Convert to fraction form
    42,769.62/64,446.44 = 35,149.14/x
  3. Step 3: Cross multiply
    42,769.62x = 64,446.44 × 35,149.14
  4. Step 4: Simplify right side
    42,769.62x = 2,265,236,766.32
  5. Step 5: Solve for x
    x = 2,265,236,766.32/42,769.62
  6. Step 6: Final answer
    x = 52,963.69

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.