Home / 152,754.39-229,101.92-76,832.69

Finding the Fourth Proportional to 152,754.39, 229,101.92 and 76,832.69

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Solution

The fourth proportional to 152,754.39, 229,101.92 and 76,832.69 is: 115,234.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,754.39 : 229,101.92 = 76,832.69 : x
  2. Step 2: Convert to fraction form
    152,754.39/229,101.92 = 76,832.69/x
  3. Step 3: Cross multiply
    152,754.39x = 229,101.92 × 76,832.69
  4. Step 4: Simplify right side
    152,754.39x = 17,602,515,556.21
  5. Step 5: Solve for x
    x = 17,602,515,556.21/152,754.39
  6. Step 6: Final answer
    x = 115,234.11

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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.