Home / 49,223.40-73,835.10-45,918.60

Finding the Fourth Proportional to 49,223.40, 73,835.10 and 45,918.60

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Solution

The fourth proportional to 49,223.40, 73,835.10 and 45,918.60 is: 68,877.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,223.40 : 73,835.10 = 45,918.60 : x
  2. Step 2: Convert to fraction form
    49,223.40/73,835.10 = 45,918.60/x
  3. Step 3: Cross multiply
    49,223.40x = 73,835.10 × 45,918.60
  4. Step 4: Simplify right side
    49,223.40x = 3,390,404,422.86
  5. Step 5: Solve for x
    x = 3,390,404,422.86/49,223.40
  6. Step 6: Final answer
    x = 68,877.90

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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.