Home / 227,421.52-341,132.27-127,651.79

Finding the Fourth Proportional to 227,421.52, 341,132.27 and 127,651.79

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Solution

The fourth proportional to 227,421.52, 341,132.27 and 127,651.79 is: 191,477.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,421.52 : 341,132.27 = 127,651.79 : x
  2. Step 2: Convert to fraction form
    227,421.52/341,132.27 = 127,651.79/x
  3. Step 3: Cross multiply
    227,421.52x = 341,132.27 × 127,651.79
  4. Step 4: Simplify right side
    227,421.52x = 43,546,146,064.22
  5. Step 5: Solve for x
    x = 43,546,146,064.22/227,421.52
  6. Step 6: Final answer
    x = 191,477.69

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1.5x scale

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.