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Finding the Fourth Proportional to 60,578.57, 83,606.26 and 34,747.20

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Solution

The fourth proportional to 60,578.57, 83,606.26 and 34,747.20 is: 47,955.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,578.57 : 83,606.26 = 34,747.20 : x
  2. Step 2: Convert to fraction form
    60,578.57/83,606.26 = 34,747.20/x
  3. Step 3: Cross multiply
    60,578.57x = 83,606.26 × 34,747.20
  4. Step 4: Simplify right side
    60,578.57x = 2,905,083,315.32
  5. Step 5: Solve for x
    x = 2,905,083,315.32/60,578.57
  6. Step 6: Final answer
    x = 47,955.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.