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Finding the Fourth Proportional to 60,087.30, 82,921.88 and 33,230.32

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Solution

The fourth proportional to 60,087.30, 82,921.88 and 33,230.32 is: 45,858.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,087.30 : 82,921.88 = 33,230.32 : x
  2. Step 2: Convert to fraction form
    60,087.30/82,921.88 = 33,230.32/x
  3. Step 3: Cross multiply
    60,087.30x = 82,921.88 × 33,230.32
  4. Step 4: Simplify right side
    60,087.30x = 2,755,520,607.40
  5. Step 5: Solve for x
    x = 2,755,520,607.40/60,087.30
  6. Step 6: Final answer
    x = 45,858.62

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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.