Home / 239,072.53-329,922.54-131,652.55

Finding the Fourth Proportional to 239,072.53, 329,922.54 and 131,652.55

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Solution

The fourth proportional to 239,072.53, 329,922.54 and 131,652.55 is: 181,681.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,072.53 : 329,922.54 = 131,652.55 : x
  2. Step 2: Convert to fraction form
    239,072.53/329,922.54 = 131,652.55/x
  3. Step 3: Cross multiply
    239,072.53x = 329,922.54 × 131,652.55
  4. Step 4: Simplify right side
    239,072.53x = 43,435,143,693.48
  5. Step 5: Solve for x
    x = 43,435,143,693.48/239,072.53
  6. Step 6: Final answer
    x = 181,681.87

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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.