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Finding the Fourth Proportional to 169,940.56, 254,856.27 and 56,062.77

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Solution

The fourth proportional to 169,940.56, 254,856.27 and 56,062.77 is: 84,076.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,940.56 : 254,856.27 = 56,062.77 : x
  2. Step 2: Convert to fraction form
    169,940.56/254,856.27 = 56,062.77/x
  3. Step 3: Cross multiply
    169,940.56x = 254,856.27 × 56,062.77
  4. Step 4: Simplify right side
    169,940.56x = 14,287,948,167.75
  5. Step 5: Solve for x
    x = 14,287,948,167.75/169,940.56
  6. Step 6: Final answer
    x = 84,076.15

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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.