Home / 55,614.52-83,386.41-47,183.94

Finding the Fourth Proportional to 55,614.52, 83,386.41 and 47,183.94

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Solution

The fourth proportional to 55,614.52, 83,386.41 and 47,183.94 is: 70,745.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,614.52 : 83,386.41 = 47,183.94 : x
  2. Step 2: Convert to fraction form
    55,614.52/83,386.41 = 47,183.94/x
  3. Step 3: Cross multiply
    55,614.52x = 83,386.41 × 47,183.94
  4. Step 4: Simplify right side
    55,614.52x = 3,934,499,366.26
  5. Step 5: Solve for x
    x = 3,934,499,366.26/55,614.52
  6. Step 6: Final answer
    x = 70,745.90

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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.