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Finding the Fourth Proportional to 160,169.85, 221,035.77 and 88,552.89

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Solution

The fourth proportional to 160,169.85, 221,035.77 and 88,552.89 is: 122,203.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,169.85 : 221,035.77 = 88,552.89 : x
  2. Step 2: Convert to fraction form
    160,169.85/221,035.77 = 88,552.89/x
  3. Step 3: Cross multiply
    160,169.85x = 221,035.77 × 88,552.89
  4. Step 4: Simplify right side
    160,169.85x = 19,573,356,226.88
  5. Step 5: Solve for x
    x = 19,573,356,226.88/160,169.85
  6. Step 6: Final answer
    x = 122,203.75

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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.