Home / 252,747.18-348,786.45-139,567.50

Finding the Fourth Proportional to 252,747.18, 348,786.45 and 139,567.50

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Solution

The fourth proportional to 252,747.18, 348,786.45 and 139,567.50 is: 192,600.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,747.18 : 348,786.45 = 139,567.50 : x
  2. Step 2: Convert to fraction form
    252,747.18/348,786.45 = 139,567.50/x
  3. Step 3: Cross multiply
    252,747.18x = 348,786.45 × 139,567.50
  4. Step 4: Simplify right side
    252,747.18x = 48,679,252,860.38
  5. Step 5: Solve for x
    x = 48,679,252,860.38/252,747.18
  6. Step 6: Final answer
    x = 192,600.58

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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.