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Finding the Fourth Proportional to 88,669, 133,009.34 and 33,266.44

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Solution

The fourth proportional to 88,669, 133,009.34 and 33,266.44 is: 49,901.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,669 : 133,009.34 = 33,266.44 : x
  2. Step 2: Convert to fraction form
    88,669/133,009.34 = 33,266.44/x
  3. Step 3: Cross multiply
    88,669x = 133,009.34 × 33,266.44
  4. Step 4: Simplify right side
    88,669x = 4,424,747,228.55
  5. Step 5: Solve for x
    x = 4,424,747,228.55/88,669
  6. Step 6: Final answer
    x = 49,901.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.