Home / 161,089.52-222,297.44-89,474.16

Finding the Fourth Proportional to 161,089.52, 222,297.44 and 89,474.16

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Solution

The fourth proportional to 161,089.52, 222,297.44 and 89,474.16 is: 123,470.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,089.52 : 222,297.44 = 89,474.16 : x
  2. Step 2: Convert to fraction form
    161,089.52/222,297.44 = 89,474.16/x
  3. Step 3: Cross multiply
    161,089.52x = 222,297.44 × 89,474.16
  4. Step 4: Simplify right side
    161,089.52x = 19,889,876,714.15
  5. Step 5: Solve for x
    x = 19,889,876,714.15/161,089.52
  6. Step 6: Final answer
    x = 123,470.95

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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.