Home / 160,909.38-222,036.93-89,292.42

Finding the Fourth Proportional to 160,909.38, 222,036.93 and 89,292.42

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Solution

The fourth proportional to 160,909.38, 222,036.93 and 89,292.42 is: 123,213.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,909.38 : 222,036.93 = 89,292.42 : x
  2. Step 2: Convert to fraction form
    160,909.38/222,036.93 = 89,292.42/x
  3. Step 3: Cross multiply
    160,909.38x = 222,036.93 × 89,292.42
  4. Step 4: Simplify right side
    160,909.38x = 19,826,214,809.07
  5. Step 5: Solve for x
    x = 19,826,214,809.07/160,909.38
  6. Step 6: Final answer
    x = 123,213.54

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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.