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Finding the Fourth Proportional to 52,796.51, 79,220.78 and 24,718.46

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Solution

The fourth proportional to 52,796.51, 79,220.78 and 24,718.46 is: 37,089.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,796.51 : 79,220.78 = 24,718.46 : x
  2. Step 2: Convert to fraction form
    52,796.51/79,220.78 = 24,718.46/x
  3. Step 3: Cross multiply
    52,796.51x = 79,220.78 × 24,718.46
  4. Step 4: Simplify right side
    52,796.51x = 1,958,215,619.80
  5. Step 5: Solve for x
    x = 1,958,215,619.80/52,796.51
  6. Step 6: Final answer
    x = 37,089.87

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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.