Home / 269,980.18-372,595.73-149,134.66

Finding the Fourth Proportional to 269,980.18, 372,595.73 and 149,134.66

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Solution

The fourth proportional to 269,980.18, 372,595.73 and 149,134.66 is: 205,818.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,980.18 : 372,595.73 = 149,134.66 : x
  2. Step 2: Convert to fraction form
    269,980.18/372,595.73 = 149,134.66/x
  3. Step 3: Cross multiply
    269,980.18x = 372,595.73 × 149,134.66
  4. Step 4: Simplify right side
    269,980.18x = 55,566,935,833.84
  5. Step 5: Solve for x
    x = 55,566,935,833.84/269,980.18
  6. Step 6: Final answer
    x = 205,818.58

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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.