Home / 169,548.20-254,387.10-166,891.40

Finding the Fourth Proportional to 169,548.20, 254,387.10 and 166,891.40

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Solution

The fourth proportional to 169,548.20, 254,387.10 and 166,891.40 is: 250,400.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,548.20 : 254,387.10 = 166,891.40 : x
  2. Step 2: Convert to fraction form
    169,548.20/254,387.10 = 166,891.40/x
  3. Step 3: Cross multiply
    169,548.20x = 254,387.10 × 166,891.40
  4. Step 4: Simplify right side
    169,548.20x = 42,455,019,260.94
  5. Step 5: Solve for x
    x = 42,455,019,260.94/169,548.20
  6. Step 6: Final answer
    x = 250,400.88

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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.