Home / 161,712.46-223,170.06-90,092.44

Finding the Fourth Proportional to 161,712.46, 223,170.06 and 90,092.44

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Solution

The fourth proportional to 161,712.46, 223,170.06 and 90,092.44 is: 124,331.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,712.46 : 223,170.06 = 90,092.44 : x
  2. Step 2: Convert to fraction form
    161,712.46/223,170.06 = 90,092.44/x
  3. Step 3: Cross multiply
    161,712.46x = 223,170.06 × 90,092.44
  4. Step 4: Simplify right side
    161,712.46x = 20,105,935,240.35
  5. Step 5: Solve for x
    x = 20,105,935,240.35/161,712.46
  6. Step 6: Final answer
    x = 124,331.39

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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.