Home / 161,616.22-242,343.21-94,170.05

Finding the Fourth Proportional to 161,616.22, 242,343.21 and 94,170.05

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Solution

The fourth proportional to 161,616.22, 242,343.21 and 94,170.05 is: 141,207.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,616.22 : 242,343.21 = 94,170.05 : x
  2. Step 2: Convert to fraction form
    161,616.22/242,343.21 = 94,170.05/x
  3. Step 3: Cross multiply
    161,616.22x = 242,343.21 × 94,170.05
  4. Step 4: Simplify right side
    161,616.22x = 22,821,472,202.86
  5. Step 5: Solve for x
    x = 22,821,472,202.86/161,616.22
  6. Step 6: Final answer
    x = 141,207.81

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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.