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Finding the Fourth Proportional to 310,043.04, 465,052.32 and 88,427.04

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Solution

The fourth proportional to 310,043.04, 465,052.32 and 88,427.04 is: 132,637.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,043.04 : 465,052.32 = 88,427.04 : x
  2. Step 2: Convert to fraction form
    310,043.04/465,052.32 = 88,427.04/x
  3. Step 3: Cross multiply
    310,043.04x = 465,052.32 × 88,427.04
  4. Step 4: Simplify right side
    310,043.04x = 41,123,200,102.73
  5. Step 5: Solve for x
    x = 41,123,200,102.73/310,043.04
  6. Step 6: Final answer
    x = 132,637.07

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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.