Home / 273,831.28-377,883-152,974.30

Finding the Fourth Proportional to 273,831.28, 377,883 and 152,974.30

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Solution

The fourth proportional to 273,831.28, 377,883 and 152,974.30 is: 211,102.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,831.28 : 377,883 = 152,974.30 : x
  2. Step 2: Convert to fraction form
    273,831.28/377,883 = 152,974.30/x
  3. Step 3: Cross multiply
    273,831.28x = 377,883 × 152,974.30
  4. Step 4: Simplify right side
    273,831.28x = 57,806,387,406.90
  5. Step 5: Solve for x
    x = 57,806,387,406.90/273,831.28
  6. Step 6: Final answer
    x = 211,102.21

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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.