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Finding the Fourth Proportional to 93,596.88, 140,271.12 and 40,949.04

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Solution

The fourth proportional to 93,596.88, 140,271.12 and 40,949.04 is: 61,369.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,596.88 : 140,271.12 = 40,949.04 : x
  2. Step 2: Convert to fraction form
    93,596.88/140,271.12 = 40,949.04/x
  3. Step 3: Cross multiply
    93,596.88x = 140,271.12 × 40,949.04
  4. Step 4: Simplify right side
    93,596.88x = 5,743,967,703.72
  5. Step 5: Solve for x
    x = 5,743,967,703.72/93,596.88
  6. Step 6: Final answer
    x = 61,369.22

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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.