Home / 93,840.10-140,760.42-47,082.04

Finding the Fourth Proportional to 93,840.10, 140,760.42 and 47,082.04

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Solution

The fourth proportional to 93,840.10, 140,760.42 and 47,082.04 is: 70,623.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,840.10 : 140,760.42 = 47,082.04 : x
  2. Step 2: Convert to fraction form
    93,840.10/140,760.42 = 47,082.04/x
  3. Step 3: Cross multiply
    93,840.10x = 140,760.42 × 47,082.04
  4. Step 4: Simplify right side
    93,840.10x = 6,627,287,724.86
  5. Step 5: Solve for x
    x = 6,627,287,724.86/93,840.10
  6. Step 6: Final answer
    x = 70,623.20

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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.