Home / 160,899.01-222,040.62-89,290.55

Finding the Fourth Proportional to 160,899.01, 222,040.62 and 89,290.55

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Solution

The fourth proportional to 160,899.01, 222,040.62 and 89,290.55 is: 123,220.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,899.01 : 222,040.62 = 89,290.55 : x
  2. Step 2: Convert to fraction form
    160,899.01/222,040.62 = 89,290.55/x
  3. Step 3: Cross multiply
    160,899.01x = 222,040.62 × 89,290.55
  4. Step 4: Simplify right side
    160,899.01x = 19,826,129,637.24
  5. Step 5: Solve for x
    x = 19,826,129,637.24/160,899.01
  6. Step 6: Final answer
    x = 123,220.96

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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.