Home / 169,514.46-254,310.09-90,587.10

Finding the Fourth Proportional to 169,514.46, 254,310.09 and 90,587.10

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Solution

The fourth proportional to 169,514.46, 254,310.09 and 90,587.10 is: 135,901.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,514.46 : 254,310.09 = 90,587.10 : x
  2. Step 2: Convert to fraction form
    169,514.46/254,310.09 = 90,587.10/x
  3. Step 3: Cross multiply
    169,514.46x = 254,310.09 × 90,587.10
  4. Step 4: Simplify right side
    169,514.46x = 23,037,213,553.84
  5. Step 5: Solve for x
    x = 23,037,213,553.84/169,514.46
  6. Step 6: Final answer
    x = 135,901.17

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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.