Home / 62,072.78-93,109.20-15,325.70

Finding the Fourth Proportional to 62,072.78, 93,109.20 and 15,325.70

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Solution

The fourth proportional to 62,072.78, 93,109.20 and 15,325.70 is: 22,988.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,072.78 : 93,109.20 = 15,325.70 : x
  2. Step 2: Convert to fraction form
    62,072.78/93,109.20 = 15,325.70/x
  3. Step 3: Cross multiply
    62,072.78x = 93,109.20 × 15,325.70
  4. Step 4: Simplify right side
    62,072.78x = 1,426,963,666.44
  5. Step 5: Solve for x
    x = 1,426,963,666.44/62,072.78
  6. Step 6: Final answer
    x = 22,988.56

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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.