Home / 104,138.67-156,214.10-29,264.66

Finding the Fourth Proportional to 104,138.67, 156,214.10 and 29,264.66

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Solution

The fourth proportional to 104,138.67, 156,214.10 and 29,264.66 is: 43,898.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,138.67 : 156,214.10 = 29,264.66 : x
  2. Step 2: Convert to fraction form
    104,138.67/156,214.10 = 29,264.66/x
  3. Step 3: Cross multiply
    104,138.67x = 156,214.10 × 29,264.66
  4. Step 4: Simplify right side
    104,138.67x = 4,571,552,401.60
  5. Step 5: Solve for x
    x = 4,571,552,401.60/104,138.67
  6. Step 6: Final answer
    x = 43,898.70

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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.