Home / 161,474.96-222,897.48-121,305.24

Finding the Fourth Proportional to 161,474.96, 222,897.48 and 121,305.24

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Solution

The fourth proportional to 161,474.96, 222,897.48 and 121,305.24 is: 167,447.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,474.96 : 222,897.48 = 121,305.24 : x
  2. Step 2: Convert to fraction form
    161,474.96/222,897.48 = 121,305.24/x
  3. Step 3: Cross multiply
    161,474.96x = 222,897.48 × 121,305.24
  4. Step 4: Simplify right side
    161,474.96x = 27,038,632,306.80
  5. Step 5: Solve for x
    x = 27,038,632,306.80/161,474.96
  6. Step 6: Final answer
    x = 167,447.83

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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.