Home / 294,120.47-441,002.53-131,984.78

Finding the Fourth Proportional to 294,120.47, 441,002.53 and 131,984.78

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Solution

The fourth proportional to 294,120.47, 441,002.53 and 131,984.78 is: 197,897.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,120.47 : 441,002.53 = 131,984.78 : x
  2. Step 2: Convert to fraction form
    294,120.47/441,002.53 = 131,984.78/x
  3. Step 3: Cross multiply
    294,120.47x = 441,002.53 × 131,984.78
  4. Step 4: Simplify right side
    294,120.47x = 58,205,621,901.49
  5. Step 5: Solve for x
    x = 58,205,621,901.49/294,120.47
  6. Step 6: Final answer
    x = 197,897.22

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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.