Home / 70,296.32-105,433.28-32,882.40

Finding the Fourth Proportional to 70,296.32, 105,433.28 and 32,882.40

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Solution

The fourth proportional to 70,296.32, 105,433.28 and 32,882.40 is: 49,318.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,296.32 : 105,433.28 = 32,882.40 : x
  2. Step 2: Convert to fraction form
    70,296.32/105,433.28 = 32,882.40/x
  3. Step 3: Cross multiply
    70,296.32x = 105,433.28 × 32,882.40
  4. Step 4: Simplify right side
    70,296.32x = 3,466,899,286.27
  5. Step 5: Solve for x
    x = 3,466,899,286.27/70,296.32
  6. Step 6: Final answer
    x = 49,318.36

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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.