Home / 160,955.06-222,107.55-89,335.10

Finding the Fourth Proportional to 160,955.06, 222,107.55 and 89,335.10

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Solution

The fourth proportional to 160,955.06, 222,107.55 and 89,335.10 is: 123,276.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,955.06 : 222,107.55 = 89,335.10 : x
  2. Step 2: Convert to fraction form
    160,955.06/222,107.55 = 89,335.10/x
  3. Step 3: Cross multiply
    160,955.06x = 222,107.55 × 89,335.10
  4. Step 4: Simplify right side
    160,955.06x = 19,842,000,190.01
  5. Step 5: Solve for x
    x = 19,842,000,190.01/160,955.06
  6. Step 6: Final answer
    x = 123,276.65

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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.