Home / 160,923.51-222,082.02-89,304.12

Finding the Fourth Proportional to 160,923.51, 222,082.02 and 89,304.12

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Solution

The fourth proportional to 160,923.51, 222,082.02 and 89,304.12 is: 123,243.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,923.51 : 222,082.02 = 89,304.12 : x
  2. Step 2: Convert to fraction form
    160,923.51/222,082.02 = 89,304.12/x
  3. Step 3: Cross multiply
    160,923.51x = 222,082.02 × 89,304.12
  4. Step 4: Simplify right side
    160,923.51x = 19,832,839,363.92
  5. Step 5: Solve for x
    x = 19,832,839,363.92/160,923.51
  6. Step 6: Final answer
    x = 123,243.89

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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.