Home / 214,104.30-320,767.65-130,901.10

Finding the Fourth Proportional to 214,104.30, 320,767.65 and 130,901.10

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Solution

The fourth proportional to 214,104.30, 320,767.65 and 130,901.10 is: 196,113.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,104.30 : 320,767.65 = 130,901.10 : x
  2. Step 2: Convert to fraction form
    214,104.30/320,767.65 = 130,901.10/x
  3. Step 3: Cross multiply
    214,104.30x = 320,767.65 × 130,901.10
  4. Step 4: Simplify right side
    214,104.30x = 41,988,838,229.42
  5. Step 5: Solve for x
    x = 41,988,838,229.42/214,104.30
  6. Step 6: Final answer
    x = 196,113.94

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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.