Home / 253,844.28-350,289.36-140,667.84

Finding the Fourth Proportional to 253,844.28, 350,289.36 and 140,667.84

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Solution

The fourth proportional to 253,844.28, 350,289.36 and 140,667.84 is: 194,112.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,844.28 : 350,289.36 = 140,667.84 : x
  2. Step 2: Convert to fraction form
    253,844.28/350,289.36 = 140,667.84/x
  3. Step 3: Cross multiply
    253,844.28x = 350,289.36 × 140,667.84
  4. Step 4: Simplify right side
    253,844.28x = 49,274,447,646.18
  5. Step 5: Solve for x
    x = 49,274,447,646.18/253,844.28
  6. Step 6: Final answer
    x = 194,112.89

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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.