Home / 97,730.82-146,517.98-64,205.46

Finding the Fourth Proportional to 97,730.82, 146,517.98 and 64,205.46

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Solution

The fourth proportional to 97,730.82, 146,517.98 and 64,205.46 is: 96,256.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,730.82 : 146,517.98 = 64,205.46 : x
  2. Step 2: Convert to fraction form
    97,730.82/146,517.98 = 64,205.46/x
  3. Step 3: Cross multiply
    97,730.82x = 146,517.98 × 64,205.46
  4. Step 4: Simplify right side
    97,730.82x = 9,407,253,983.14
  5. Step 5: Solve for x
    x = 9,407,253,983.14/97,730.82
  6. Step 6: Final answer
    x = 96,256.78

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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.