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Finding the Fourth Proportional to 235,248.84, 352,674.89 and 102,028.76

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Solution

The fourth proportional to 235,248.84, 352,674.89 and 102,028.76 is: 152,957.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,248.84 : 352,674.89 = 102,028.76 : x
  2. Step 2: Convert to fraction form
    235,248.84/352,674.89 = 102,028.76/x
  3. Step 3: Cross multiply
    235,248.84x = 352,674.89 × 102,028.76
  4. Step 4: Simplify right side
    235,248.84x = 35,982,979,436.32
  5. Step 5: Solve for x
    x = 35,982,979,436.32/235,248.84
  6. Step 6: Final answer
    x = 152,957.10

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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.