Home / 225,927.04-311,816.64-125,357.44

Finding the Fourth Proportional to 225,927.04, 311,816.64 and 125,357.44

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Solution

The fourth proportional to 225,927.04, 311,816.64 and 125,357.44 is: 173,013.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,927.04 : 311,816.64 = 125,357.44 : x
  2. Step 2: Convert to fraction form
    225,927.04/311,816.64 = 125,357.44/x
  3. Step 3: Cross multiply
    225,927.04x = 311,816.64 × 125,357.44
  4. Step 4: Simplify right side
    225,927.04x = 39,088,535,739.80
  5. Step 5: Solve for x
    x = 39,088,535,739.80/225,927.04
  6. Step 6: Final answer
    x = 173,013.98

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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.