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Finding the Fourth Proportional to 60,884.36, 91,337.88 and 21,466.52

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Solution

The fourth proportional to 60,884.36, 91,337.88 and 21,466.52 is: 32,203.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,884.36 : 91,337.88 = 21,466.52 : x
  2. Step 2: Convert to fraction form
    60,884.36/91,337.88 = 21,466.52/x
  3. Step 3: Cross multiply
    60,884.36x = 91,337.88 × 21,466.52
  4. Step 4: Simplify right side
    60,884.36x = 1,960,706,427.78
  5. Step 5: Solve for x
    x = 1,960,706,427.78/60,884.36
  6. Step 6: Final answer
    x = 32,203.78

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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.