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Finding the Fourth Proportional to 88,625.94, 132,923.12 and 35,313.46

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Solution

The fourth proportional to 88,625.94, 132,923.12 and 35,313.46 is: 52,963.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,625.94 : 132,923.12 = 35,313.46 : x
  2. Step 2: Convert to fraction form
    88,625.94/132,923.12 = 35,313.46/x
  3. Step 3: Cross multiply
    88,625.94x = 132,923.12 × 35,313.46
  4. Step 4: Simplify right side
    88,625.94x = 4,693,975,281.20
  5. Step 5: Solve for x
    x = 4,693,975,281.20/88,625.94
  6. Step 6: Final answer
    x = 52,963.90

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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.