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Finding the Fourth Proportional to 60,801.66, 83,902.14 and 33,942.78

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Solution

The fourth proportional to 60,801.66, 83,902.14 and 33,942.78 is: 46,838.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,801.66 : 83,902.14 = 33,942.78 : x
  2. Step 2: Convert to fraction form
    60,801.66/83,902.14 = 33,942.78/x
  3. Step 3: Cross multiply
    60,801.66x = 83,902.14 × 33,942.78
  4. Step 4: Simplify right side
    60,801.66x = 2,847,871,879.55
  5. Step 5: Solve for x
    x = 2,847,871,879.55/60,801.66
  6. Step 6: Final answer
    x = 46,838.72

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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.