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Finding the Fourth Proportional to 331,144.74, 496,800.95 and 94,488.26

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Solution

The fourth proportional to 331,144.74, 496,800.95 and 94,488.26 is: 141,756.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,144.74 : 496,800.95 = 94,488.26 : x
  2. Step 2: Convert to fraction form
    331,144.74/496,800.95 = 94,488.26/x
  3. Step 3: Cross multiply
    331,144.74x = 496,800.95 × 94,488.26
  4. Step 4: Simplify right side
    331,144.74x = 46,941,857,331.85
  5. Step 5: Solve for x
    x = 46,941,857,331.85/331,144.74
  6. Step 6: Final answer
    x = 141,756.31

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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.