Home / 169,534.20-254,366.10-166,877.40

Finding the Fourth Proportional to 169,534.20, 254,366.10 and 166,877.40

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Solution

The fourth proportional to 169,534.20, 254,366.10 and 166,877.40 is: 250,379.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,534.20 : 254,366.10 = 166,877.40 : x
  2. Step 2: Convert to fraction form
    169,534.20/254,366.10 = 166,877.40/x
  3. Step 3: Cross multiply
    169,534.20x = 254,366.10 × 166,877.40
  4. Step 4: Simplify right side
    169,534.20x = 42,447,953,416.14
  5. Step 5: Solve for x
    x = 42,447,953,416.14/169,534.20
  6. Step 6: Final answer
    x = 250,379.88

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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.