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Finding the Fourth Proportional to 84,410.98, 126,569.72 and 34,526.10

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Solution

The fourth proportional to 84,410.98, 126,569.72 and 34,526.10 is: 51,770.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,410.98 : 126,569.72 = 34,526.10 : x
  2. Step 2: Convert to fraction form
    84,410.98/126,569.72 = 34,526.10/x
  3. Step 3: Cross multiply
    84,410.98x = 126,569.72 × 34,526.10
  4. Step 4: Simplify right side
    84,410.98x = 4,369,959,370.64
  5. Step 5: Solve for x
    x = 4,369,959,370.64/84,410.98
  6. Step 6: Final answer
    x = 51,770.04

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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.