Home / 237,831.48-356,813.10-193,872.78

Finding the Fourth Proportional to 237,831.48, 356,813.10 and 193,872.78

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Solution

The fourth proportional to 237,831.48, 356,813.10 and 193,872.78 is: 290,862.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,831.48 : 356,813.10 = 193,872.78 : x
  2. Step 2: Convert to fraction form
    237,831.48/356,813.10 = 193,872.78/x
  3. Step 3: Cross multiply
    237,831.48x = 356,813.10 × 193,872.78
  4. Step 4: Simplify right side
    237,831.48x = 69,176,347,637.42
  5. Step 5: Solve for x
    x = 69,176,347,637.42/237,831.48
  6. Step 6: Final answer
    x = 290,862.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.