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Finding the Fourth Proportional to 246,518.74, 369,833.42 and 78,049.14

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Solution

The fourth proportional to 246,518.74, 369,833.42 and 78,049.14 is: 117,091.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,518.74 : 369,833.42 = 78,049.14 : x
  2. Step 2: Convert to fraction form
    246,518.74/369,833.42 = 78,049.14/x
  3. Step 3: Cross multiply
    246,518.74x = 369,833.42 × 78,049.14
  4. Step 4: Simplify right side
    246,518.74x = 28,865,180,374.26
  5. Step 5: Solve for x
    x = 28,865,180,374.26/246,518.74
  6. Step 6: Final answer
    x = 117,091.22

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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.