Home / 93,705.24-140,604.03-43,788.78

Finding the Fourth Proportional to 93,705.24, 140,604.03 and 43,788.78

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Solution

The fourth proportional to 93,705.24, 140,604.03 and 43,788.78 is: 65,704.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,705.24 : 140,604.03 = 43,788.78 : x
  2. Step 2: Convert to fraction form
    93,705.24/140,604.03 = 43,788.78/x
  3. Step 3: Cross multiply
    93,705.24x = 140,604.03 × 43,788.78
  4. Step 4: Simplify right side
    93,705.24x = 6,156,878,936.78
  5. Step 5: Solve for x
    x = 6,156,878,936.78/93,705.24
  6. Step 6: Final answer
    x = 65,704.75

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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.