Home / 269,938.92-372,516.30-149,077.98

Finding the Fourth Proportional to 269,938.92, 372,516.30 and 149,077.98

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Solution

The fourth proportional to 269,938.92, 372,516.30 and 149,077.98 is: 205,727.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,938.92 : 372,516.30 = 149,077.98 : x
  2. Step 2: Convert to fraction form
    269,938.92/372,516.30 = 149,077.98/x
  3. Step 3: Cross multiply
    269,938.92x = 372,516.30 × 149,077.98
  4. Step 4: Simplify right side
    269,938.92x = 55,533,977,521.07
  5. Step 5: Solve for x
    x = 55,533,977,521.07/269,938.92
  6. Step 6: Final answer
    x = 205,727.94

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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.