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Finding the Fourth Proportional to 60,140.70, 82,992.06 and 33,283.26

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Solution

The fourth proportional to 60,140.70, 82,992.06 and 33,283.26 is: 45,929.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,140.70 : 82,992.06 = 33,283.26 : x
  2. Step 2: Convert to fraction form
    60,140.70/82,992.06 = 33,283.26/x
  3. Step 3: Cross multiply
    60,140.70x = 82,992.06 × 33,283.26
  4. Step 4: Simplify right side
    60,140.70x = 2,762,246,310.92
  5. Step 5: Solve for x
    x = 2,762,246,310.92/60,140.70
  6. Step 6: Final answer
    x = 45,929.73

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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.