Home / 246,653.09-368,910.67-145,209.40

Finding the Fourth Proportional to 246,653.09, 368,910.67 and 145,209.40

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Solution

The fourth proportional to 246,653.09, 368,910.67 and 145,209.40 is: 217,184.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,653.09 : 368,910.67 = 145,209.40 : x
  2. Step 2: Convert to fraction form
    246,653.09/368,910.67 = 145,209.40/x
  3. Step 3: Cross multiply
    246,653.09x = 368,910.67 × 145,209.40
  4. Step 4: Simplify right side
    246,653.09x = 53,569,298,106.39
  5. Step 5: Solve for x
    x = 53,569,298,106.39/246,653.09
  6. Step 6: Final answer
    x = 217,184.78

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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.