Home / 225,593.44-311,318.98-134,953.22

Finding the Fourth Proportional to 225,593.44, 311,318.98 and 134,953.22

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Solution

The fourth proportional to 225,593.44, 311,318.98 and 134,953.22 is: 186,235.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,593.44 : 311,318.98 = 134,953.22 : x
  2. Step 2: Convert to fraction form
    225,593.44/311,318.98 = 134,953.22/x
  3. Step 3: Cross multiply
    225,593.44x = 311,318.98 × 134,953.22
  4. Step 4: Simplify right side
    225,593.44x = 42,013,499,239.03
  5. Step 5: Solve for x
    x = 42,013,499,239.03/225,593.44
  6. Step 6: Final answer
    x = 186,235.47

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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.