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Finding the Fourth Proportional to 169,254.78, 233,597.34 and 108,027.42

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Solution

The fourth proportional to 169,254.78, 233,597.34 and 108,027.42 is: 149,094.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,254.78 : 233,597.34 = 108,027.42 : x
  2. Step 2: Convert to fraction form
    169,254.78/233,597.34 = 108,027.42/x
  3. Step 3: Cross multiply
    169,254.78x = 233,597.34 × 108,027.42
  4. Step 4: Simplify right side
    169,254.78x = 25,234,917,959.06
  5. Step 5: Solve for x
    x = 25,234,917,959.06/169,254.78
  6. Step 6: Final answer
    x = 149,094.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.