Home / 225,358.08-311,204.90-144,925.24

Finding the Fourth Proportional to 225,358.08, 311,204.90 and 144,925.24

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Solution

The fourth proportional to 225,358.08, 311,204.90 and 144,925.24 is: 200,132.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,358.08 : 311,204.90 = 144,925.24 : x
  2. Step 2: Convert to fraction form
    225,358.08/311,204.90 = 144,925.24/x
  3. Step 3: Cross multiply
    225,358.08x = 311,204.90 × 144,925.24
  4. Step 4: Simplify right side
    225,358.08x = 45,101,444,821.68
  5. Step 5: Solve for x
    x = 45,101,444,821.68/225,358.08
  6. Step 6: Final answer
    x = 200,132.36

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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.