Home / 240,169.90-331,436.92-131,277.35

Finding the Fourth Proportional to 240,169.90, 331,436.92 and 131,277.35

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Solution

The fourth proportional to 240,169.90, 331,436.92 and 131,277.35 is: 181,164.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,169.90 : 331,436.92 = 131,277.35 : x
  2. Step 2: Convert to fraction form
    240,169.90/331,436.92 = 131,277.35/x
  3. Step 3: Cross multiply
    240,169.90x = 331,436.92 × 131,277.35
  4. Step 4: Simplify right side
    240,169.90x = 43,510,158,892.58
  5. Step 5: Solve for x
    x = 43,510,158,892.58/240,169.90
  6. Step 6: Final answer
    x = 181,164.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.