Home / 52,983.74-73,119.12-30,330

Finding the Fourth Proportional to 52,983.74, 73,119.12 and 30,330

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Solution

The fourth proportional to 52,983.74, 73,119.12 and 30,330 is: 41,856.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,983.74 : 73,119.12 = 30,330 : x
  2. Step 2: Convert to fraction form
    52,983.74/73,119.12 = 30,330/x
  3. Step 3: Cross multiply
    52,983.74x = 73,119.12 × 30,330
  4. Step 4: Simplify right side
    52,983.74x = 2,217,702,909.60
  5. Step 5: Solve for x
    x = 2,217,702,909.60/52,983.74
  6. Step 6: Final answer
    x = 41,856.30

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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.