Home / 160,950.43-222,121.97-89,330.45

Finding the Fourth Proportional to 160,950.43, 222,121.97 and 89,330.45

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Solution

The fourth proportional to 160,950.43, 222,121.97 and 89,330.45 is: 123,281.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,950.43 : 222,121.97 = 89,330.45 : x
  2. Step 2: Convert to fraction form
    160,950.43/222,121.97 = 89,330.45/x
  3. Step 3: Cross multiply
    160,950.43x = 222,121.97 × 89,330.45
  4. Step 4: Simplify right side
    160,950.43x = 19,842,255,088.33
  5. Step 5: Solve for x
    x = 19,842,255,088.33/160,950.43
  6. Step 6: Final answer
    x = 123,281.78

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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.