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Finding the Fourth Proportional to 331,162.40, 496,594.15 and 94,448.81

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Solution

The fourth proportional to 331,162.40, 496,594.15 and 94,448.81 is: 141,630.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,162.40 : 496,594.15 = 94,448.81 : x
  2. Step 2: Convert to fraction form
    331,162.40/496,594.15 = 94,448.81/x
  3. Step 3: Cross multiply
    331,162.40x = 496,594.15 × 94,448.81
  4. Step 4: Simplify right side
    331,162.40x = 46,902,726,520.46
  5. Step 5: Solve for x
    x = 46,902,726,520.46/331,162.40
  6. Step 6: Final answer
    x = 141,630.59

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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.