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Finding the Fourth Proportional to 60,010.60, 90,080.70 and 33,766.60

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Solution

The fourth proportional to 60,010.60, 90,080.70 and 33,766.60 is: 50,686.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,010.60 : 90,080.70 = 33,766.60 : x
  2. Step 2: Convert to fraction form
    60,010.60/90,080.70 = 33,766.60/x
  3. Step 3: Cross multiply
    60,010.60x = 90,080.70 × 33,766.60
  4. Step 4: Simplify right side
    60,010.60x = 3,041,718,964.62
  5. Step 5: Solve for x
    x = 3,041,718,964.62/60,010.60
  6. Step 6: Final answer
    x = 50,686.36

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1.5x scale

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.