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Finding the Fourth Proportional to 181,289.92, 271,962.54 and 92,495.02

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Solution

The fourth proportional to 181,289.92, 271,962.54 and 92,495.02 is: 138,756.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,289.92 : 271,962.54 = 92,495.02 : x
  2. Step 2: Convert to fraction form
    181,289.92/271,962.54 = 92,495.02/x
  3. Step 3: Cross multiply
    181,289.92x = 271,962.54 × 92,495.02
  4. Step 4: Simplify right side
    181,289.92x = 25,155,180,576.55
  5. Step 5: Solve for x
    x = 25,155,180,576.55/181,289.92
  6. Step 6: Final answer
    x = 138,756.64

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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.