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Finding the Fourth Proportional to 104,352.66, 156,528.96 and 51,799.02

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Solution

The fourth proportional to 104,352.66, 156,528.96 and 51,799.02 is: 77,698.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,352.66 : 156,528.96 = 51,799.02 : x
  2. Step 2: Convert to fraction form
    104,352.66/156,528.96 = 51,799.02/x
  3. Step 3: Cross multiply
    104,352.66x = 156,528.96 × 51,799.02
  4. Step 4: Simplify right side
    104,352.66x = 8,108,046,729.62
  5. Step 5: Solve for x
    x = 8,108,046,729.62/104,352.66
  6. Step 6: Final answer
    x = 77,698.52

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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.