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Finding the Fourth Proportional to 160,882.66, 222,018.11 and 89,262.51

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Solution

The fourth proportional to 160,882.66, 222,018.11 and 89,262.51 is: 123,182.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,882.66 : 222,018.11 = 89,262.51 : x
  2. Step 2: Convert to fraction form
    160,882.66/222,018.11 = 89,262.51/x
  3. Step 3: Cross multiply
    160,882.66x = 222,018.11 × 89,262.51
  4. Step 4: Simplify right side
    160,882.66x = 19,817,893,764.06
  5. Step 5: Solve for x
    x = 19,817,893,764.06/160,882.66
  6. Step 6: Final answer
    x = 123,182.29

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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.