Home / 160,968.20-222,135.95-89,348.06

Finding the Fourth Proportional to 160,968.20, 222,135.95 and 89,348.06

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Solution

The fourth proportional to 160,968.20, 222,135.95 and 89,348.06 is: 123,300.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,968.20 : 222,135.95 = 89,348.06 : x
  2. Step 2: Convert to fraction form
    160,968.20/222,135.95 = 89,348.06/x
  3. Step 3: Cross multiply
    160,968.20x = 222,135.95 × 89,348.06
  4. Step 4: Simplify right side
    160,968.20x = 19,847,416,967.47
  5. Step 5: Solve for x
    x = 19,847,416,967.47/160,968.20
  6. Step 6: Final answer
    x = 123,300.24

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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.