Home / 52,072.78-78,099.36-25,392.01

Finding the Fourth Proportional to 52,072.78, 78,099.36 and 25,392.01

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Solution

The fourth proportional to 52,072.78, 78,099.36 and 25,392.01 is: 38,083.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,072.78 : 78,099.36 = 25,392.01 : x
  2. Step 2: Convert to fraction form
    52,072.78/78,099.36 = 25,392.01/x
  3. Step 3: Cross multiply
    52,072.78x = 78,099.36 × 25,392.01
  4. Step 4: Simplify right side
    52,072.78x = 1,983,099,730.11
  5. Step 5: Solve for x
    x = 1,983,099,730.11/52,072.78
  6. Step 6: Final answer
    x = 38,083.23

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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.