Home / 49,742.24-68,632.68-36,320.72

Finding the Fourth Proportional to 49,742.24, 68,632.68 and 36,320.72

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Solution

The fourth proportional to 49,742.24, 68,632.68 and 36,320.72 is: 50,114.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,742.24 : 68,632.68 = 36,320.72 : x
  2. Step 2: Convert to fraction form
    49,742.24/68,632.68 = 36,320.72/x
  3. Step 3: Cross multiply
    49,742.24x = 68,632.68 × 36,320.72
  4. Step 4: Simplify right side
    49,742.24x = 2,492,788,353.13
  5. Step 5: Solve for x
    x = 2,492,788,353.13/49,742.24
  6. Step 6: Final answer
    x = 50,114.12

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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.