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Finding the Fourth Proportional to 60,878.82, 84,013.20 and 34,022.46

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Solution

The fourth proportional to 60,878.82, 84,013.20 and 34,022.46 is: 46,951.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,878.82 : 84,013.20 = 34,022.46 : x
  2. Step 2: Convert to fraction form
    60,878.82/84,013.20 = 34,022.46/x
  3. Step 3: Cross multiply
    60,878.82x = 84,013.20 × 34,022.46
  4. Step 4: Simplify right side
    60,878.82x = 2,858,335,736.47
  5. Step 5: Solve for x
    x = 2,858,335,736.47/60,878.82
  6. Step 6: Final answer
    x = 46,951.23

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1.5x scale

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.