Home / 227,981.26-341,871.30-121,339.48

Finding the Fourth Proportional to 227,981.26, 341,871.30 and 121,339.48

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Solution

The fourth proportional to 227,981.26, 341,871.30 and 121,339.48 is: 181,955.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,981.26 : 341,871.30 = 121,339.48 : x
  2. Step 2: Convert to fraction form
    227,981.26/341,871.30 = 121,339.48/x
  3. Step 3: Cross multiply
    227,981.26x = 341,871.30 × 121,339.48
  4. Step 4: Simplify right side
    227,981.26x = 41,482,485,768.92
  5. Step 5: Solve for x
    x = 41,482,485,768.92/227,981.26
  6. Step 6: Final answer
    x = 181,955.68

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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.