Home / 276,529.14-415,040.96-141,685.20

Finding the Fourth Proportional to 276,529.14, 415,040.96 and 141,685.20

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Solution

The fourth proportional to 276,529.14, 415,040.96 and 141,685.20 is: 212,654.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,529.14 : 415,040.96 = 141,685.20 : x
  2. Step 2: Convert to fraction form
    276,529.14/415,040.96 = 141,685.20/x
  3. Step 3: Cross multiply
    276,529.14x = 415,040.96 × 141,685.20
  4. Step 4: Simplify right side
    276,529.14x = 58,805,161,425.79
  5. Step 5: Solve for x
    x = 58,805,161,425.79/276,529.14
  6. Step 6: Final answer
    x = 212,654.48

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1.5x scale

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.