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Finding the Fourth Proportional to 60,174.64, 83,041.38 and 33,318.88

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Solution

The fourth proportional to 60,174.64, 83,041.38 and 33,318.88 is: 45,980.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,174.64 : 83,041.38 = 33,318.88 : x
  2. Step 2: Convert to fraction form
    60,174.64/83,041.38 = 33,318.88/x
  3. Step 3: Cross multiply
    60,174.64x = 83,041.38 × 33,318.88
  4. Step 4: Simplify right side
    60,174.64x = 2,766,845,775.25
  5. Step 5: Solve for x
    x = 2,766,845,775.25/60,174.64
  6. Step 6: Final answer
    x = 45,980.26

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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.