Home / 73,423.08-109,936.98-38,288.52

Finding the Fourth Proportional to 73,423.08, 109,936.98 and 38,288.52

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Solution

The fourth proportional to 73,423.08, 109,936.98 and 38,288.52 is: 57,329.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,423.08 : 109,936.98 = 38,288.52 : x
  2. Step 2: Convert to fraction form
    73,423.08/109,936.98 = 38,288.52/x
  3. Step 3: Cross multiply
    73,423.08x = 109,936.98 × 38,288.52
  4. Step 4: Simplify right side
    73,423.08x = 4,209,324,257.47
  5. Step 5: Solve for x
    x = 4,209,324,257.47/73,423.08
  6. Step 6: Final answer
    x = 57,329.72

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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.