Home / 104,315.83-156,493.19-47,393.72

Finding the Fourth Proportional to 104,315.83, 156,493.19 and 47,393.72

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Solution

The fourth proportional to 104,315.83, 156,493.19 and 47,393.72 is: 71,099.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,315.83 : 156,493.19 = 47,393.72 : x
  2. Step 2: Convert to fraction form
    104,315.83/156,493.19 = 47,393.72/x
  3. Step 3: Cross multiply
    104,315.83x = 156,493.19 × 47,393.72
  4. Step 4: Simplify right side
    104,315.83x = 7,416,794,156.02
  5. Step 5: Solve for x
    x = 7,416,794,156.02/104,315.83
  6. Step 6: Final answer
    x = 71,099.41

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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.