Home / 227,292.35-313,700.40-136,739.84

Finding the Fourth Proportional to 227,292.35, 313,700.40 and 136,739.84

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Solution

The fourth proportional to 227,292.35, 313,700.40 and 136,739.84 is: 188,723.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,292.35 : 313,700.40 = 136,739.84 : x
  2. Step 2: Convert to fraction form
    227,292.35/313,700.40 = 136,739.84/x
  3. Step 3: Cross multiply
    227,292.35x = 313,700.40 × 136,739.84
  4. Step 4: Simplify right side
    227,292.35x = 42,895,340,935.43
  5. Step 5: Solve for x
    x = 42,895,340,935.43/227,292.35
  6. Step 6: Final answer
    x = 188,723.21

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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.