Home / 161,046.64-222,240.13-89,424.82

Finding the Fourth Proportional to 161,046.64, 222,240.13 and 89,424.82

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Solution

The fourth proportional to 161,046.64, 222,240.13 and 89,424.82 is: 123,403.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,046.64 : 222,240.13 = 89,424.82 : x
  2. Step 2: Convert to fraction form
    161,046.64/222,240.13 = 89,424.82/x
  3. Step 3: Cross multiply
    161,046.64x = 222,240.13 × 89,424.82
  4. Step 4: Simplify right side
    161,046.64x = 19,873,783,622.03
  5. Step 5: Solve for x
    x = 19,873,783,622.03/161,046.64
  6. Step 6: Final answer
    x = 123,403.90

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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.