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Finding the Fourth Proportional to 104,797.46, 157,101.36 and 38,221.98

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Solution

The fourth proportional to 104,797.46, 157,101.36 and 38,221.98 is: 57,298.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,797.46 : 157,101.36 = 38,221.98 : x
  2. Step 2: Convert to fraction form
    104,797.46/157,101.36 = 38,221.98/x
  3. Step 3: Cross multiply
    104,797.46x = 157,101.36 × 38,221.98
  4. Step 4: Simplify right side
    104,797.46x = 6,004,725,039.89
  5. Step 5: Solve for x
    x = 6,004,725,039.89/104,797.46
  6. Step 6: Final answer
    x = 57,298.38

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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.