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Finding the Fourth Proportional to 160,250.31, 221,144.31 and 88,627.68

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Solution

The fourth proportional to 160,250.31, 221,144.31 and 88,627.68 is: 122,305.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,250.31 : 221,144.31 = 88,627.68 : x
  2. Step 2: Convert to fraction form
    160,250.31/221,144.31 = 88,627.68/x
  3. Step 3: Cross multiply
    160,250.31x = 221,144.31 × 88,627.68
  4. Step 4: Simplify right side
    160,250.31x = 19,599,507,140.50
  5. Step 5: Solve for x
    x = 19,599,507,140.50/160,250.31
  6. Step 6: Final answer
    x = 122,305.58

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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.