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Finding the Fourth Proportional to 62,509.80, 93,758.22 and 32,915.64

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Solution

The fourth proportional to 62,509.80, 93,758.22 and 32,915.64 is: 49,370.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,509.80 : 93,758.22 = 32,915.64 : x
  2. Step 2: Convert to fraction form
    62,509.80/93,758.22 = 32,915.64/x
  3. Step 3: Cross multiply
    62,509.80x = 93,758.22 × 32,915.64
  4. Step 4: Simplify right side
    62,509.80x = 3,086,111,816.56
  5. Step 5: Solve for x
    x = 3,086,111,816.56/62,509.80
  6. Step 6: Final answer
    x = 49,370.05

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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.