Home / 375,288.18-562,932.30-126,145.14

Finding the Fourth Proportional to 375,288.18, 562,932.30 and 126,145.14

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Solution

The fourth proportional to 375,288.18, 562,932.30 and 126,145.14 is: 189,217.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,288.18 : 562,932.30 = 126,145.14 : x
  2. Step 2: Convert to fraction form
    375,288.18/562,932.30 = 126,145.14/x
  3. Step 3: Cross multiply
    375,288.18x = 562,932.30 × 126,145.14
  4. Step 4: Simplify right side
    375,288.18x = 71,011,173,794.02
  5. Step 5: Solve for x
    x = 71,011,173,794.02/375,288.18
  6. Step 6: Final answer
    x = 189,217.72

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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.