Home / 94,072.78-141,040.05-47,278.54

Finding the Fourth Proportional to 94,072.78, 141,040.05 and 47,278.54

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Solution

The fourth proportional to 94,072.78, 141,040.05 and 47,278.54 is: 70,883.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,072.78 : 141,040.05 = 47,278.54 : x
  2. Step 2: Convert to fraction form
    94,072.78/141,040.05 = 47,278.54/x
  3. Step 3: Cross multiply
    94,072.78x = 141,040.05 × 47,278.54
  4. Step 4: Simplify right side
    94,072.78x = 6,668,167,645.53
  5. Step 5: Solve for x
    x = 6,668,167,645.53/94,072.78
  6. Step 6: Final answer
    x = 70,883.07

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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.