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Finding the Fourth Proportional to 176,604.30, 264,906.45 and 64,411.20

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Solution

The fourth proportional to 176,604.30, 264,906.45 and 64,411.20 is: 96,616.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,604.30 : 264,906.45 = 64,411.20 : x
  2. Step 2: Convert to fraction form
    176,604.30/264,906.45 = 64,411.20/x
  3. Step 3: Cross multiply
    176,604.30x = 264,906.45 × 64,411.20
  4. Step 4: Simplify right side
    176,604.30x = 17,062,942,332.24
  5. Step 5: Solve for x
    x = 17,062,942,332.24/176,604.30
  6. Step 6: Final answer
    x = 96,616.80

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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.