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Finding the Fourth Proportional to 104,129.45, 156,161.82 and 37,560.93

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Solution

The fourth proportional to 104,129.45, 156,161.82 and 37,560.93 is: 56,329.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,129.45 : 156,161.82 = 37,560.93 : x
  2. Step 2: Convert to fraction form
    104,129.45/156,161.82 = 37,560.93/x
  3. Step 3: Cross multiply
    104,129.45x = 156,161.82 × 37,560.93
  4. Step 4: Simplify right side
    104,129.45x = 5,865,582,964.54
  5. Step 5: Solve for x
    x = 5,865,582,964.54/104,129.45
  6. Step 6: Final answer
    x = 56,329.72

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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.