Home / 269,683.76-372,172.53-147,182.85

Finding the Fourth Proportional to 269,683.76, 372,172.53 and 147,182.85

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Solution

The fourth proportional to 269,683.76, 372,172.53 and 147,182.85 is: 203,117.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,683.76 : 372,172.53 = 147,182.85 : x
  2. Step 2: Convert to fraction form
    269,683.76/372,172.53 = 147,182.85/x
  3. Step 3: Cross multiply
    269,683.76x = 372,172.53 × 147,182.85
  4. Step 4: Simplify right side
    269,683.76x = 54,777,413,097.27
  5. Step 5: Solve for x
    x = 54,777,413,097.27/269,683.76
  6. Step 6: Final answer
    x = 203,117.21

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1.5x scale

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.