Home / 160,936.29-222,089.31-89,319.33

Finding the Fourth Proportional to 160,936.29, 222,089.31 and 89,319.33

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Solution

The fourth proportional to 160,936.29, 222,089.31 and 89,319.33 is: 123,259.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,936.29 : 222,089.31 = 89,319.33 : x
  2. Step 2: Convert to fraction form
    160,936.29/222,089.31 = 89,319.33/x
  3. Step 3: Cross multiply
    160,936.29x = 222,089.31 × 89,319.33
  4. Step 4: Simplify right side
    160,936.29x = 19,836,868,369.36
  5. Step 5: Solve for x
    x = 19,836,868,369.36/160,936.29
  6. Step 6: Final answer
    x = 123,259.14

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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.