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Finding the Fourth Proportional to 169,657.57, 254,514.30 and 57,344.59

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Solution

The fourth proportional to 169,657.57, 254,514.30 and 57,344.59 is: 86,026.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,657.57 : 254,514.30 = 57,344.59 : x
  2. Step 2: Convert to fraction form
    169,657.57/254,514.30 = 57,344.59/x
  3. Step 3: Cross multiply
    169,657.57x = 254,514.30 × 57,344.59
  4. Step 4: Simplify right side
    169,657.57x = 14,595,018,182.64
  5. Step 5: Solve for x
    x = 14,595,018,182.64/169,657.57
  6. Step 6: Final answer
    x = 86,026.33

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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.