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Finding the Fourth Proportional to 104,390.94, 156,384.86 and 62,304.62

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Solution

The fourth proportional to 104,390.94, 156,384.86 and 62,304.62 is: 93,336.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,390.94 : 156,384.86 = 62,304.62 : x
  2. Step 2: Convert to fraction form
    104,390.94/156,384.86 = 62,304.62/x
  3. Step 3: Cross multiply
    104,390.94x = 156,384.86 × 62,304.62
  4. Step 4: Simplify right side
    104,390.94x = 9,743,499,276.05
  5. Step 5: Solve for x
    x = 9,743,499,276.05/104,390.94
  6. Step 6: Final answer
    x = 93,336.64

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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.