Home / 55,324.10-83,043.78-49,038.90

Finding the Fourth Proportional to 55,324.10, 83,043.78 and 49,038.90

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Solution

The fourth proportional to 55,324.10, 83,043.78 and 49,038.90 is: 73,609.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,324.10 : 83,043.78 = 49,038.90 : x
  2. Step 2: Convert to fraction form
    55,324.10/83,043.78 = 49,038.90/x
  3. Step 3: Cross multiply
    55,324.10x = 83,043.78 × 49,038.90
  4. Step 4: Simplify right side
    55,324.10x = 4,072,375,623.04
  5. Step 5: Solve for x
    x = 4,072,375,623.04/55,324.10
  6. Step 6: Final answer
    x = 73,609.44

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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.