Home / 103,464.20-155,174.70-44,301.80

Finding the Fourth Proportional to 103,464.20, 155,174.70 and 44,301.80

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Solution

The fourth proportional to 103,464.20, 155,174.70 and 44,301.80 is: 66,443.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,464.20 : 155,174.70 = 44,301.80 : x
  2. Step 2: Convert to fraction form
    103,464.20/155,174.70 = 44,301.80/x
  3. Step 3: Cross multiply
    103,464.20x = 155,174.70 × 44,301.80
  4. Step 4: Simplify right side
    103,464.20x = 6,874,518,524.46
  5. Step 5: Solve for x
    x = 6,874,518,524.46/103,464.20
  6. Step 6: Final answer
    x = 66,443.45

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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.