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Finding the Fourth Proportional to 160,571.85, 221,590.94 and 88,952.87

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Solution

The fourth proportional to 160,571.85, 221,590.94 and 88,952.87 is: 122,755.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,571.85 : 221,590.94 = 88,952.87 : x
  2. Step 2: Convert to fraction form
    160,571.85/221,590.94 = 88,952.87/x
  3. Step 3: Cross multiply
    160,571.85x = 221,590.94 × 88,952.87
  4. Step 4: Simplify right side
    160,571.85x = 19,711,148,526.28
  5. Step 5: Solve for x
    x = 19,711,148,526.28/160,571.85
  6. Step 6: Final answer
    x = 122,755.94

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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.