Home / 51,136.24-70,553.82-32,979.28

Finding the Fourth Proportional to 51,136.24, 70,553.82 and 32,979.28

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Solution

The fourth proportional to 51,136.24, 70,553.82 and 32,979.28 is: 45,502.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,136.24 : 70,553.82 = 32,979.28 : x
  2. Step 2: Convert to fraction form
    51,136.24/70,553.82 = 32,979.28/x
  3. Step 3: Cross multiply
    51,136.24x = 70,553.82 × 32,979.28
  4. Step 4: Simplify right side
    51,136.24x = 2,326,814,184.85
  5. Step 5: Solve for x
    x = 2,326,814,184.85/51,136.24
  6. Step 6: Final answer
    x = 45,502.25

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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.