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Finding the Fourth Proportional to 62,880.86, 94,235.43 and 34,759.28

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Solution

The fourth proportional to 62,880.86, 94,235.43 and 34,759.28 is: 52,091.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,880.86 : 94,235.43 = 34,759.28 : x
  2. Step 2: Convert to fraction form
    62,880.86/94,235.43 = 34,759.28/x
  3. Step 3: Cross multiply
    62,880.86x = 94,235.43 × 34,759.28
  4. Step 4: Simplify right side
    62,880.86x = 3,275,555,697.29
  5. Step 5: Solve for x
    x = 3,275,555,697.29/62,880.86
  6. Step 6: Final answer
    x = 52,091.46

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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.