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Finding the Fourth Proportional to 246,039.60, 369,059.40 and 79,827.60

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Solution

The fourth proportional to 246,039.60, 369,059.40 and 79,827.60 is: 119,741.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,039.60 : 369,059.40 = 79,827.60 : x
  2. Step 2: Convert to fraction form
    246,039.60/369,059.40 = 79,827.60/x
  3. Step 3: Cross multiply
    246,039.60x = 369,059.40 × 79,827.60
  4. Step 4: Simplify right side
    246,039.60x = 29,461,126,159.44
  5. Step 5: Solve for x
    x = 29,461,126,159.44/246,039.60
  6. Step 6: Final answer
    x = 119,741.40

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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.