Home / 250,817.28-346,132.08-137,650.56

Finding the Fourth Proportional to 250,817.28, 346,132.08 and 137,650.56

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Solution

The fourth proportional to 250,817.28, 346,132.08 and 137,650.56 is: 189,960.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,817.28 : 346,132.08 = 137,650.56 : x
  2. Step 2: Convert to fraction form
    250,817.28/346,132.08 = 137,650.56/x
  3. Step 3: Cross multiply
    250,817.28x = 346,132.08 × 137,650.56
  4. Step 4: Simplify right side
    250,817.28x = 47,645,274,645.96
  5. Step 5: Solve for x
    x = 47,645,274,645.96/250,817.28
  6. Step 6: Final answer
    x = 189,960.10

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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.