Home / 302,581.08-453,660.84-134,009.76

Finding the Fourth Proportional to 302,581.08, 453,660.84 and 134,009.76

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Solution

The fourth proportional to 302,581.08, 453,660.84 and 134,009.76 is: 200,921.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,581.08 : 453,660.84 = 134,009.76 : x
  2. Step 2: Convert to fraction form
    302,581.08/453,660.84 = 134,009.76/x
  3. Step 3: Cross multiply
    302,581.08x = 453,660.84 × 134,009.76
  4. Step 4: Simplify right side
    302,581.08x = 60,794,980,289.80
  5. Step 5: Solve for x
    x = 60,794,980,289.80/302,581.08
  6. Step 6: Final answer
    x = 200,921.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.