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Finding the Fourth Proportional to 155,562.72, 233,541.02 and 95,443.47

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Solution

The fourth proportional to 155,562.72, 233,541.02 and 95,443.47 is: 143,286.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,562.72 : 233,541.02 = 95,443.47 : x
  2. Step 2: Convert to fraction form
    155,562.72/233,541.02 = 95,443.47/x
  3. Step 3: Cross multiply
    155,562.72x = 233,541.02 × 95,443.47
  4. Step 4: Simplify right side
    155,562.72x = 22,289,965,336.14
  5. Step 5: Solve for x
    x = 22,289,965,336.14/155,562.72
  6. Step 6: Final answer
    x = 143,286.03

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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.