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Finding the Fourth Proportional to 235,570.26, 353,468.78 and 117,251.94

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Solution

The fourth proportional to 235,570.26, 353,468.78 and 117,251.94 is: 175,934.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,570.26 : 353,468.78 = 117,251.94 : x
  2. Step 2: Convert to fraction form
    235,570.26/353,468.78 = 117,251.94/x
  3. Step 3: Cross multiply
    235,570.26x = 353,468.78 × 117,251.94
  4. Step 4: Simplify right side
    235,570.26x = 41,444,900,184.43
  5. Step 5: Solve for x
    x = 41,444,900,184.43/235,570.26
  6. Step 6: Final answer
    x = 175,934.35

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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.