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Finding the Fourth Proportional to 60,203.78, 83,080.11 and 33,346.20

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Solution

The fourth proportional to 60,203.78, 83,080.11 and 33,346.20 is: 46,017.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,203.78 : 83,080.11 = 33,346.20 : x
  2. Step 2: Convert to fraction form
    60,203.78/83,080.11 = 33,346.20/x
  3. Step 3: Cross multiply
    60,203.78x = 83,080.11 × 33,346.20
  4. Step 4: Simplify right side
    60,203.78x = 2,770,405,964.08
  5. Step 5: Solve for x
    x = 2,770,405,964.08/60,203.78
  6. Step 6: Final answer
    x = 46,017.14

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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.