Home / 235,778.04-353,670.71-131,261.31

Finding the Fourth Proportional to 235,778.04, 353,670.71 and 131,261.31

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Solution

The fourth proportional to 235,778.04, 353,670.71 and 131,261.31 is: 196,893.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,778.04 : 353,670.71 = 131,261.31 : x
  2. Step 2: Convert to fraction form
    235,778.04/353,670.71 = 131,261.31/x
  3. Step 3: Cross multiply
    235,778.04x = 353,670.71 × 131,261.31
  4. Step 4: Simplify right side
    235,778.04x = 46,423,280,046.92
  5. Step 5: Solve for x
    x = 46,423,280,046.92/235,778.04
  6. Step 6: Final answer
    x = 196,893.99

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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.