Home / 283,246.32-425,132.28-143,103.36

Finding the Fourth Proportional to 283,246.32, 425,132.28 and 143,103.36

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Solution

The fourth proportional to 283,246.32, 425,132.28 and 143,103.36 is: 214,787.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,246.32 : 425,132.28 = 143,103.36 : x
  2. Step 2: Convert to fraction form
    283,246.32/425,132.28 = 143,103.36/x
  3. Step 3: Cross multiply
    283,246.32x = 425,132.28 × 143,103.36
  4. Step 4: Simplify right side
    283,246.32x = 60,837,857,712.46
  5. Step 5: Solve for x
    x = 60,837,857,712.46/283,246.32
  6. Step 6: Final answer
    x = 214,787.81

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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.