Home / 254,362.32-381,551.60-127,933.56

Finding the Fourth Proportional to 254,362.32, 381,551.60 and 127,933.56

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Solution

The fourth proportional to 254,362.32, 381,551.60 and 127,933.56 is: 191,904.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,362.32 : 381,551.60 = 127,933.56 : x
  2. Step 2: Convert to fraction form
    254,362.32/381,551.60 = 127,933.56/x
  3. Step 3: Cross multiply
    254,362.32x = 381,551.60 × 127,933.56
  4. Step 4: Simplify right side
    254,362.32x = 48,813,254,831.53
  5. Step 5: Solve for x
    x = 48,813,254,831.53/254,362.32
  6. Step 6: Final answer
    x = 191,904.43

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1.5x scale

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.