Home / 166,073.22-249,112.56-52,217.49

Finding the Fourth Proportional to 166,073.22, 249,112.56 and 52,217.49

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Solution

The fourth proportional to 166,073.22, 249,112.56 and 52,217.49 is: 78,327.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,073.22 : 249,112.56 = 52,217.49 : x
  2. Step 2: Convert to fraction form
    166,073.22/249,112.56 = 52,217.49/x
  3. Step 3: Cross multiply
    166,073.22x = 249,112.56 × 52,217.49
  4. Step 4: Simplify right side
    166,073.22x = 13,008,032,610.67
  5. Step 5: Solve for x
    x = 13,008,032,610.67/166,073.22
  6. Step 6: Final answer
    x = 78,327.09

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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.