Home / 160,967.12-222,144.69-89,348.33

Finding the Fourth Proportional to 160,967.12, 222,144.69 and 89,348.33

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Solution

The fourth proportional to 160,967.12, 222,144.69 and 89,348.33 is: 123,306.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,967.12 : 222,144.69 = 89,348.33 : x
  2. Step 2: Convert to fraction form
    160,967.12/222,144.69 = 89,348.33/x
  3. Step 3: Cross multiply
    160,967.12x = 222,144.69 × 89,348.33
  4. Step 4: Simplify right side
    160,967.12x = 19,848,255,959.14
  5. Step 5: Solve for x
    x = 19,848,255,959.14/160,967.12
  6. Step 6: Final answer
    x = 123,306.28

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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.