Home / 49,853.24-68,754.12-43,136.72

Finding the Fourth Proportional to 49,853.24, 68,754.12 and 43,136.72

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Solution

The fourth proportional to 49,853.24, 68,754.12 and 43,136.72 is: 59,491.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,853.24 : 68,754.12 = 43,136.72 : x
  2. Step 2: Convert to fraction form
    49,853.24/68,754.12 = 43,136.72/x
  3. Step 3: Cross multiply
    49,853.24x = 68,754.12 × 43,136.72
  4. Step 4: Simplify right side
    49,853.24x = 2,965,827,223.29
  5. Step 5: Solve for x
    x = 2,965,827,223.29/49,853.24
  6. Step 6: Final answer
    x = 59,491.16

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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.