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Finding the Fourth Proportional to 88,112.49, 132,299.95 and 35,624.49

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Solution

The fourth proportional to 88,112.49, 132,299.95 and 35,624.49 is: 53,489.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,112.49 : 132,299.95 = 35,624.49 : x
  2. Step 2: Convert to fraction form
    88,112.49/132,299.95 = 35,624.49/x
  3. Step 3: Cross multiply
    88,112.49x = 132,299.95 × 35,624.49
  4. Step 4: Simplify right side
    88,112.49x = 4,713,118,245.78
  5. Step 5: Solve for x
    x = 4,713,118,245.78/88,112.49
  6. Step 6: Final answer
    x = 53,489.79

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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.