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Finding the Fourth Proportional to 160,597.22, 221,614.91 and 88,972.97

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Solution

The fourth proportional to 160,597.22, 221,614.91 and 88,972.97 is: 122,777.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,597.22 : 221,614.91 = 88,972.97 : x
  2. Step 2: Convert to fraction form
    160,597.22/221,614.91 = 88,972.97/x
  3. Step 3: Cross multiply
    160,597.22x = 221,614.91 × 88,972.97
  4. Step 4: Simplify right side
    160,597.22x = 19,717,736,848.16
  5. Step 5: Solve for x
    x = 19,717,736,848.16/160,597.22
  6. Step 6: Final answer
    x = 122,777.57

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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.