Home / 42,581.91-63,905.66-34,282.26

Finding the Fourth Proportional to 42,581.91, 63,905.66 and 34,282.26

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Solution

The fourth proportional to 42,581.91, 63,905.66 and 34,282.26 is: 51,449.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,581.91 : 63,905.66 = 34,282.26 : x
  2. Step 2: Convert to fraction form
    42,581.91/63,905.66 = 34,282.26/x
  3. Step 3: Cross multiply
    42,581.91x = 63,905.66 × 34,282.26
  4. Step 4: Simplify right side
    42,581.91x = 2,190,830,451.59
  5. Step 5: Solve for x
    x = 2,190,830,451.59/42,581.91
  6. Step 6: Final answer
    x = 51,449.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.