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Finding the Fourth Proportional to 160,591.59, 221,607.63 and 88,967.34

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Solution

The fourth proportional to 160,591.59, 221,607.63 and 88,967.34 is: 122,770.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,591.59 : 221,607.63 = 88,967.34 : x
  2. Step 2: Convert to fraction form
    160,591.59/221,607.63 = 88,967.34/x
  3. Step 3: Cross multiply
    160,591.59x = 221,607.63 × 88,967.34
  4. Step 4: Simplify right side
    160,591.59x = 19,715,841,364.80
  5. Step 5: Solve for x
    x = 19,715,841,364.80/160,591.59
  6. Step 6: Final answer
    x = 122,770.07

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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.