Home / 93,579.40-140,354.25-30,401.02

Finding the Fourth Proportional to 93,579.40, 140,354.25 and 30,401.02

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Solution

The fourth proportional to 93,579.40, 140,354.25 and 30,401.02 is: 45,596.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,579.40 : 140,354.25 = 30,401.02 : x
  2. Step 2: Convert to fraction form
    93,579.40/140,354.25 = 30,401.02/x
  3. Step 3: Cross multiply
    93,579.40x = 140,354.25 × 30,401.02
  4. Step 4: Simplify right side
    93,579.40x = 4,266,912,361.34
  5. Step 5: Solve for x
    x = 4,266,912,361.34/93,579.40
  6. Step 6: Final answer
    x = 45,596.71

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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.