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Finding the Fourth Proportional to 235,854.46, 353,828.38 and 67,376.24

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Solution

The fourth proportional to 235,854.46, 353,828.38 and 67,376.24 is: 101,077.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,854.46 : 353,828.38 = 67,376.24 : x
  2. Step 2: Convert to fraction form
    235,854.46/353,828.38 = 67,376.24/x
  3. Step 3: Cross multiply
    235,854.46x = 353,828.38 × 67,376.24
  4. Step 4: Simplify right side
    235,854.46x = 23,839,625,849.69
  5. Step 5: Solve for x
    x = 23,839,625,849.69/235,854.46
  6. Step 6: Final answer
    x = 101,077.70

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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.