Home / 283,270.08-425,167.68-143,127.36

Finding the Fourth Proportional to 283,270.08, 425,167.68 and 143,127.36

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Solution

The fourth proportional to 283,270.08, 425,167.68 and 143,127.36 is: 214,823.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,270.08 : 425,167.68 = 143,127.36 : x
  2. Step 2: Convert to fraction form
    283,270.08/425,167.68 = 143,127.36/x
  3. Step 3: Cross multiply
    283,270.08x = 425,167.68 × 143,127.36
  4. Step 4: Simplify right side
    283,270.08x = 60,853,127,595.72
  5. Step 5: Solve for x
    x = 60,853,127,595.72/283,270.08
  6. Step 6: Final answer
    x = 214,823.70

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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.