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Finding the Fourth Proportional to 62,512, 93,791.04 and 32,928.64

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Solution

The fourth proportional to 62,512, 93,791.04 and 32,928.64 is: 49,405.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,512 : 93,791.04 = 32,928.64 : x
  2. Step 2: Convert to fraction form
    62,512/93,791.04 = 32,928.64/x
  3. Step 3: Cross multiply
    62,512x = 93,791.04 × 32,928.64
  4. Step 4: Simplify right side
    62,512x = 3,088,411,391.39
  5. Step 5: Solve for x
    x = 3,088,411,391.39/62,512
  6. Step 6: Final answer
    x = 49,405.10

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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.