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Finding the Fourth Proportional to 160,107.84, 220,945.59 and 88,486.29

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Solution

The fourth proportional to 160,107.84, 220,945.59 and 88,486.29 is: 122,109.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,107.84 : 220,945.59 = 88,486.29 : x
  2. Step 2: Convert to fraction form
    160,107.84/220,945.59 = 88,486.29/x
  3. Step 3: Cross multiply
    160,107.84x = 220,945.59 × 88,486.29
  4. Step 4: Simplify right side
    160,107.84x = 19,550,655,550.96
  5. Step 5: Solve for x
    x = 19,550,655,550.96/160,107.84
  6. Step 6: Final answer
    x = 122,109.30

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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.