Home / 276,131.32-381,090.08-168,772.85

Finding the Fourth Proportional to 276,131.32, 381,090.08 and 168,772.85

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Solution

The fourth proportional to 276,131.32, 381,090.08 and 168,772.85 is: 232,924.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,131.32 : 381,090.08 = 168,772.85 : x
  2. Step 2: Convert to fraction form
    276,131.32/381,090.08 = 168,772.85/x
  3. Step 3: Cross multiply
    276,131.32x = 381,090.08 × 168,772.85
  4. Step 4: Simplify right side
    276,131.32x = 64,317,658,908.33
  5. Step 5: Solve for x
    x = 64,317,658,908.33/276,131.32
  6. Step 6: Final answer
    x = 232,924.17

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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.