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Finding the Fourth Proportional to 84,894.10, 127,147.01 and 40,552.00

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Solution

The fourth proportional to 84,894.10, 127,147.01 and 40,552.00 is: 60,735.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,894.10 : 127,147.01 = 40,552.00 : x
  2. Step 2: Convert to fraction form
    84,894.10/127,147.01 = 40,552.00/x
  3. Step 3: Cross multiply
    84,894.10x = 127,147.01 × 40,552.00
  4. Step 4: Simplify right side
    84,894.10x = 5,156,065,028.89
  5. Step 5: Solve for x
    x = 5,156,065,028.89/84,894.10
  6. Step 6: Final answer
    x = 60,735.26

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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.