Home / 215,264.34-323,096.03-108,723.12

Finding the Fourth Proportional to 215,264.34, 323,096.03 and 108,723.12

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Solution

The fourth proportional to 215,264.34, 323,096.03 and 108,723.12 is: 163,185.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,264.34 : 323,096.03 = 108,723.12 : x
  2. Step 2: Convert to fraction form
    215,264.34/323,096.03 = 108,723.12/x
  3. Step 3: Cross multiply
    215,264.34x = 323,096.03 × 108,723.12
  4. Step 4: Simplify right side
    215,264.34x = 35,128,008,441.21
  5. Step 5: Solve for x
    x = 35,128,008,441.21/215,264.34
  6. Step 6: Final answer
    x = 163,185.45

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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.