Home / 160,892.85-222,028.74-89,271.33

Finding the Fourth Proportional to 160,892.85, 222,028.74 and 89,271.33

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Solution

The fourth proportional to 160,892.85, 222,028.74 and 89,271.33 is: 123,192.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,892.85 : 222,028.74 = 89,271.33 : x
  2. Step 2: Convert to fraction form
    160,892.85/222,028.74 = 89,271.33/x
  3. Step 3: Cross multiply
    160,892.85x = 222,028.74 × 89,271.33
  4. Step 4: Simplify right side
    160,892.85x = 19,820,800,918.02
  5. Step 5: Solve for x
    x = 19,820,800,918.02/160,892.85
  6. Step 6: Final answer
    x = 123,192.55

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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.