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Finding the Fourth Proportional to 60,845.62, 83,964.45 and 33,988

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Solution

The fourth proportional to 60,845.62, 83,964.45 and 33,988 is: 46,902.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,845.62 : 83,964.45 = 33,988 : x
  2. Step 2: Convert to fraction form
    60,845.62/83,964.45 = 33,988/x
  3. Step 3: Cross multiply
    60,845.62x = 83,964.45 × 33,988
  4. Step 4: Simplify right side
    60,845.62x = 2,853,783,726.60
  5. Step 5: Solve for x
    x = 2,853,783,726.60/60,845.62
  6. Step 6: Final answer
    x = 46,902.04

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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.