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Finding the Fourth Proportional to 235,763.48, 353,641.72 and 58,270.48

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Solution

The fourth proportional to 235,763.48, 353,641.72 and 58,270.48 is: 87,404.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,763.48 : 353,641.72 = 58,270.48 : x
  2. Step 2: Convert to fraction form
    235,763.48/353,641.72 = 58,270.48/x
  3. Step 3: Cross multiply
    235,763.48x = 353,641.72 × 58,270.48
  4. Step 4: Simplify right side
    235,763.48x = 20,606,872,772.43
  5. Step 5: Solve for x
    x = 20,606,872,772.43/235,763.48
  6. Step 6: Final answer
    x = 87,404.85

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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.