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Finding the Fourth Proportional to 104,108.20, 156,235.20 and 44,986.30

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Solution

The fourth proportional to 104,108.20, 156,235.20 and 44,986.30 is: 67,510.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,108.20 : 156,235.20 = 44,986.30 : x
  2. Step 2: Convert to fraction form
    104,108.20/156,235.20 = 44,986.30/x
  3. Step 3: Cross multiply
    104,108.20x = 156,235.20 × 44,986.30
  4. Step 4: Simplify right side
    104,108.20x = 7,028,443,577.76
  5. Step 5: Solve for x
    x = 7,028,443,577.76/104,108.20
  6. Step 6: Final answer
    x = 67,510.95

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1.5x scale

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.