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Finding the Fourth Proportional to 88,928.63, 133,393.17 and 36,338.11

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Solution

The fourth proportional to 88,928.63, 133,393.17 and 36,338.11 is: 54,507.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,928.63 : 133,393.17 = 36,338.11 : x
  2. Step 2: Convert to fraction form
    88,928.63/133,393.17 = 36,338.11/x
  3. Step 3: Cross multiply
    88,928.63x = 133,393.17 × 36,338.11
  4. Step 4: Simplify right side
    88,928.63x = 4,847,255,017.74
  5. Step 5: Solve for x
    x = 4,847,255,017.74/88,928.63
  6. Step 6: Final answer
    x = 54,507.25

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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.