Home / 93,829.05-140,745.40-30,649.35

Finding the Fourth Proportional to 93,829.05, 140,745.40 and 30,649.35

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Solution

The fourth proportional to 93,829.05, 140,745.40 and 30,649.35 is: 45,974.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,829.05 : 140,745.40 = 30,649.35 : x
  2. Step 2: Convert to fraction form
    93,829.05/140,745.40 = 30,649.35/x
  3. Step 3: Cross multiply
    93,829.05x = 140,745.40 × 30,649.35
  4. Step 4: Simplify right side
    93,829.05x = 4,313,755,476.66
  5. Step 5: Solve for x
    x = 4,313,755,476.66/93,829.05
  6. Step 6: Final answer
    x = 45,974.63

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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.