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Finding the Fourth Proportional to 169,200.35, 253,791.18 and 56,868.97

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Solution

The fourth proportional to 169,200.35, 253,791.18 and 56,868.97 is: 85,300.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,200.35 : 253,791.18 = 56,868.97 : x
  2. Step 2: Convert to fraction form
    169,200.35/253,791.18 = 56,868.97/x
  3. Step 3: Cross multiply
    169,200.35x = 253,791.18 × 56,868.97
  4. Step 4: Simplify right side
    169,200.35x = 14,432,843,001.68
  5. Step 5: Solve for x
    x = 14,432,843,001.68/169,200.35
  6. Step 6: Final answer
    x = 85,300.31

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1.5x scale

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.