Home / 226,251.09-312,156.27-130,722.93

Finding the Fourth Proportional to 226,251.09, 312,156.27 and 130,722.93

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Solution

The fourth proportional to 226,251.09, 312,156.27 and 130,722.93 is: 180,357.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,251.09 : 312,156.27 = 130,722.93 : x
  2. Step 2: Convert to fraction form
    226,251.09/312,156.27 = 130,722.93/x
  3. Step 3: Cross multiply
    226,251.09x = 312,156.27 × 130,722.93
  4. Step 4: Simplify right side
    226,251.09x = 40,805,982,232.27
  5. Step 5: Solve for x
    x = 40,805,982,232.27/226,251.09
  6. Step 6: Final answer
    x = 180,357.06

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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.