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Finding the Fourth Proportional to 317,076.07, 475,663.29 and 106,697.59

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Solution

The fourth proportional to 317,076.07, 475,663.29 and 106,697.59 is: 160,062.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,076.07 : 475,663.29 = 106,697.59 : x
  2. Step 2: Convert to fraction form
    317,076.07/475,663.29 = 106,697.59/x
  3. Step 3: Cross multiply
    317,076.07x = 475,663.29 × 106,697.59
  4. Step 4: Simplify right side
    317,076.07x = 50,752,126,694.47
  5. Step 5: Solve for x
    x = 50,752,126,694.47/317,076.07
  6. Step 6: Final answer
    x = 160,062.94

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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.