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Finding the Fourth Proportional to 160,046.57, 220,858.31 and 88,425.06

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Solution

The fourth proportional to 160,046.57, 220,858.31 and 88,425.06 is: 122,023.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,046.57 : 220,858.31 = 88,425.06 : x
  2. Step 2: Convert to fraction form
    160,046.57/220,858.31 = 88,425.06/x
  3. Step 3: Cross multiply
    160,046.57x = 220,858.31 × 88,425.06
  4. Step 4: Simplify right side
    160,046.57x = 19,529,409,313.25
  5. Step 5: Solve for x
    x = 19,529,409,313.25/160,046.57
  6. Step 6: Final answer
    x = 122,023.29

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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.