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Finding the Fourth Proportional to 148,762.27, 223,143.41 and 43,581.24

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Solution

The fourth proportional to 148,762.27, 223,143.41 and 43,581.24 is: 65,371.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,762.27 : 223,143.41 = 43,581.24 : x
  2. Step 2: Convert to fraction form
    148,762.27/223,143.41 = 43,581.24/x
  3. Step 3: Cross multiply
    148,762.27x = 223,143.41 × 43,581.24
  4. Step 4: Simplify right side
    148,762.27x = 9,724,866,369.44
  5. Step 5: Solve for x
    x = 9,724,866,369.44/148,762.27
  6. Step 6: Final answer
    x = 65,371.86

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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.