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Finding the Fourth Proportional to 235,281.84, 352,724.28 and 102,061.74

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Solution

The fourth proportional to 235,281.84, 352,724.28 and 102,061.74 is: 153,006.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,281.84 : 352,724.28 = 102,061.74 : x
  2. Step 2: Convert to fraction form
    235,281.84/352,724.28 = 102,061.74/x
  3. Step 3: Cross multiply
    235,281.84x = 352,724.28 × 102,061.74
  4. Step 4: Simplify right side
    235,281.84x = 35,999,653,757.05
  5. Step 5: Solve for x
    x = 35,999,653,757.05/235,281.84
  6. Step 6: Final answer
    x = 153,006.51

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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.