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Finding the Fourth Proportional to 61,452.02, 84,956.04 and 60,891.50

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Solution

The fourth proportional to 61,452.02, 84,956.04 and 60,891.50 is: 84,181.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,452.02 : 84,956.04 = 60,891.50 : x
  2. Step 2: Convert to fraction form
    61,452.02/84,956.04 = 60,891.50/x
  3. Step 3: Cross multiply
    61,452.02x = 84,956.04 × 60,891.50
  4. Step 4: Simplify right side
    61,452.02x = 5,173,100,709.66
  5. Step 5: Solve for x
    x = 5,173,100,709.66/61,452.02
  6. Step 6: Final answer
    x = 84,181.13

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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.