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Finding the Fourth Proportional to 169,671.74, 254,508.38 and 57,352.56

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Solution

The fourth proportional to 169,671.74, 254,508.38 and 57,352.56 is: 86,029.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,671.74 : 254,508.38 = 57,352.56 : x
  2. Step 2: Convert to fraction form
    169,671.74/254,508.38 = 57,352.56/x
  3. Step 3: Cross multiply
    169,671.74x = 254,508.38 × 57,352.56
  4. Step 4: Simplify right side
    169,671.74x = 14,596,706,108.36
  5. Step 5: Solve for x
    x = 14,596,706,108.36/169,671.74
  6. Step 6: Final answer
    x = 86,029.10

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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.