Home / 151,354.48-227,031.68-70,293.28

Finding the Fourth Proportional to 151,354.48, 227,031.68 and 70,293.28

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Solution

The fourth proportional to 151,354.48, 227,031.68 and 70,293.28 is: 105,439.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,354.48 : 227,031.68 = 70,293.28 : x
  2. Step 2: Convert to fraction form
    151,354.48/227,031.68 = 70,293.28/x
  3. Step 3: Cross multiply
    151,354.48x = 227,031.68 × 70,293.28
  4. Step 4: Simplify right side
    151,354.48x = 15,958,801,451.11
  5. Step 5: Solve for x
    x = 15,958,801,451.11/151,354.48
  6. Step 6: Final answer
    x = 105,439.90

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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.