Home / 70,952.28-106,370.10-28,262.04

Finding the Fourth Proportional to 70,952.28, 106,370.10 and 28,262.04

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Solution

The fourth proportional to 70,952.28, 106,370.10 and 28,262.04 is: 42,369.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,952.28 : 106,370.10 = 28,262.04 : x
  2. Step 2: Convert to fraction form
    70,952.28/106,370.10 = 28,262.04/x
  3. Step 3: Cross multiply
    70,952.28x = 106,370.10 × 28,262.04
  4. Step 4: Simplify right side
    70,952.28x = 3,006,236,021.00
  5. Step 5: Solve for x
    x = 3,006,236,021.00/70,952.28
  6. Step 6: Final answer
    x = 42,369.83

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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.