Home / 160,968.56-222,139.22-88,378.14

Finding the Fourth Proportional to 160,968.56, 222,139.22 and 88,378.14

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Solution

The fourth proportional to 160,968.56, 222,139.22 and 88,378.14 is: 121,963.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,968.56 : 222,139.22 = 88,378.14 : x
  2. Step 2: Convert to fraction form
    160,968.56/222,139.22 = 88,378.14/x
  3. Step 3: Cross multiply
    160,968.56x = 222,139.22 × 88,378.14
  4. Step 4: Simplify right side
    160,968.56x = 19,632,250,642.76
  5. Step 5: Solve for x
    x = 19,632,250,642.76/160,968.56
  6. Step 6: Final answer
    x = 121,963.27

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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.