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Finding the Fourth Proportional to 88,908.30, 133,313.85 and 36,258.30

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Solution

The fourth proportional to 88,908.30, 133,313.85 and 36,258.30 is: 54,367.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,908.30 : 133,313.85 = 36,258.30 : x
  2. Step 2: Convert to fraction form
    88,908.30/133,313.85 = 36,258.30/x
  3. Step 3: Cross multiply
    88,908.30x = 133,313.85 × 36,258.30
  4. Step 4: Simplify right side
    88,908.30x = 4,833,733,567.46
  5. Step 5: Solve for x
    x = 4,833,733,567.46/88,908.30
  6. Step 6: Final answer
    x = 54,367.63

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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.