Home / 160,912.23-222,069.30-89,292.42

Finding the Fourth Proportional to 160,912.23, 222,069.30 and 89,292.42

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Solution

The fourth proportional to 160,912.23, 222,069.30 and 89,292.42 is: 123,229.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,912.23 : 222,069.30 = 89,292.42 : x
  2. Step 2: Convert to fraction form
    160,912.23/222,069.30 = 89,292.42/x
  3. Step 3: Cross multiply
    160,912.23x = 222,069.30 × 89,292.42
  4. Step 4: Simplify right side
    160,912.23x = 19,829,105,204.71
  5. Step 5: Solve for x
    x = 19,829,105,204.71/160,912.23
  6. Step 6: Final answer
    x = 123,229.32

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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.