Home / 161,062.55-222,007.79-109,363.49

Finding the Fourth Proportional to 161,062.55, 222,007.79 and 109,363.49

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Solution

The fourth proportional to 161,062.55, 222,007.79 and 109,363.49 is: 150,746.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,062.55 : 222,007.79 = 109,363.49 : x
  2. Step 2: Convert to fraction form
    161,062.55/222,007.79 = 109,363.49/x
  3. Step 3: Cross multiply
    161,062.55x = 222,007.79 × 109,363.49
  4. Step 4: Simplify right side
    161,062.55x = 24,279,546,721.59
  5. Step 5: Solve for x
    x = 24,279,546,721.59/161,062.55
  6. Step 6: Final answer
    x = 150,746.07

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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.