Home / 246,629.09-369,956.39-78,167.31

Finding the Fourth Proportional to 246,629.09, 369,956.39 and 78,167.31

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Solution

The fourth proportional to 246,629.09, 369,956.39 and 78,167.31 is: 117,255.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,629.09 : 369,956.39 = 78,167.31 : x
  2. Step 2: Convert to fraction form
    246,629.09/369,956.39 = 78,167.31/x
  3. Step 3: Cross multiply
    246,629.09x = 369,956.39 × 78,167.31
  4. Step 4: Simplify right side
    246,629.09x = 28,918,495,432.77
  5. Step 5: Solve for x
    x = 28,918,495,432.77/246,629.09
  6. Step 6: Final answer
    x = 117,255.01

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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.