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Finding the Fourth Proportional to 169,656.57, 254,512.80 and 57,343.59

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Solution

The fourth proportional to 169,656.57, 254,512.80 and 57,343.59 is: 86,024.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,656.57 : 254,512.80 = 57,343.59 : x
  2. Step 2: Convert to fraction form
    169,656.57/254,512.80 = 57,343.59/x
  3. Step 3: Cross multiply
    169,656.57x = 254,512.80 × 57,343.59
  4. Step 4: Simplify right side
    169,656.57x = 14,594,677,652.95
  5. Step 5: Solve for x
    x = 14,594,677,652.95/169,656.57
  6. Step 6: Final answer
    x = 86,024.83

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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.