Home / 104,352.30-156,539.39-45,193.95

Finding the Fourth Proportional to 104,352.30, 156,539.39 and 45,193.95

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Solution

The fourth proportional to 104,352.30, 156,539.39 and 45,193.95 is: 67,795.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,352.30 : 156,539.39 = 45,193.95 : x
  2. Step 2: Convert to fraction form
    104,352.30/156,539.39 = 45,193.95/x
  3. Step 3: Cross multiply
    104,352.30x = 156,539.39 × 45,193.95
  4. Step 4: Simplify right side
    104,352.30x = 7,074,633,138.72
  5. Step 5: Solve for x
    x = 7,074,633,138.72/104,352.30
  6. Step 6: Final answer
    x = 67,795.66

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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.