Home / 269,688.24-372,169.44-148,829.40

Finding the Fourth Proportional to 269,688.24, 372,169.44 and 148,829.40

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Solution

The fourth proportional to 269,688.24, 372,169.44 and 148,829.40 is: 205,384.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,688.24 : 372,169.44 = 148,829.40 : x
  2. Step 2: Convert to fraction form
    269,688.24/372,169.44 = 148,829.40/x
  3. Step 3: Cross multiply
    269,688.24x = 372,169.44 × 148,829.40
  4. Step 4: Simplify right side
    269,688.24x = 55,389,754,453.54
  5. Step 5: Solve for x
    x = 55,389,754,453.54/269,688.24
  6. Step 6: Final answer
    x = 205,384.39

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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.