Home / 176,044.20-264,455.10-171,378.60

Finding the Fourth Proportional to 176,044.20, 264,455.10 and 171,378.60

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Solution

The fourth proportional to 176,044.20, 264,455.10 and 171,378.60 is: 257,446.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,044.20 : 264,455.10 = 171,378.60 : x
  2. Step 2: Convert to fraction form
    176,044.20/264,455.10 = 171,378.60/x
  3. Step 3: Cross multiply
    176,044.20x = 264,455.10 × 171,378.60
  4. Step 4: Simplify right side
    176,044.20x = 45,321,944,800.86
  5. Step 5: Solve for x
    x = 45,321,944,800.86/176,044.20
  6. Step 6: Final answer
    x = 257,446.40

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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.