Home / 214,743.11-321,624.13-102,502.34

Finding the Fourth Proportional to 214,743.11, 321,624.13 and 102,502.34

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Solution

The fourth proportional to 214,743.11, 321,624.13 and 102,502.34 is: 153,519.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,743.11 : 321,624.13 = 102,502.34 : x
  2. Step 2: Convert to fraction form
    214,743.11/321,624.13 = 102,502.34/x
  3. Step 3: Cross multiply
    214,743.11x = 321,624.13 × 102,502.34
  4. Step 4: Simplify right side
    214,743.11x = 32,967,225,412.95
  5. Step 5: Solve for x
    x = 32,967,225,412.95/214,743.11
  6. Step 6: Final answer
    x = 153,519.36

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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.