Home / 52,148.05-78,229.53-16,127.28

Finding the Fourth Proportional to 52,148.05, 78,229.53 and 16,127.28

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Solution

The fourth proportional to 52,148.05, 78,229.53 and 16,127.28 is: 24,193.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,148.05 : 78,229.53 = 16,127.28 : x
  2. Step 2: Convert to fraction form
    52,148.05/78,229.53 = 16,127.28/x
  3. Step 3: Cross multiply
    52,148.05x = 78,229.53 × 16,127.28
  4. Step 4: Simplify right side
    52,148.05x = 1,261,629,534.58
  5. Step 5: Solve for x
    x = 1,261,629,534.58/52,148.05
  6. Step 6: Final answer
    x = 24,193.23

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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.