Home / 283,918.47-425,352.83-143,341.35

Finding the Fourth Proportional to 283,918.47, 425,352.83 and 143,341.35

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Solution

The fourth proportional to 283,918.47, 425,352.83 and 143,341.35 is: 214,747.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,918.47 : 425,352.83 = 143,341.35 : x
  2. Step 2: Convert to fraction form
    283,918.47/425,352.83 = 143,341.35/x
  3. Step 3: Cross multiply
    283,918.47x = 425,352.83 × 143,341.35
  4. Step 4: Simplify right side
    283,918.47x = 60,970,648,161.81
  5. Step 5: Solve for x
    x = 60,970,648,161.81/283,918.47
  6. Step 6: Final answer
    x = 214,747.03

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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.