Home / 160,910.61-222,067.07-89,290.81

Finding the Fourth Proportional to 160,910.61, 222,067.07 and 89,290.81

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Solution

The fourth proportional to 160,910.61, 222,067.07 and 89,290.81 is: 123,227.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,910.61 : 222,067.07 = 89,290.81 : x
  2. Step 2: Convert to fraction form
    160,910.61/222,067.07 = 89,290.81/x
  3. Step 3: Cross multiply
    160,910.61x = 222,067.07 × 89,290.81
  4. Step 4: Simplify right side
    160,910.61x = 19,828,548,554.63
  5. Step 5: Solve for x
    x = 19,828,548,554.63/160,910.61
  6. Step 6: Final answer
    x = 123,227.10

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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.