Home / 103,564.20-155,355.18-44,385.80

Finding the Fourth Proportional to 103,564.20, 155,355.18 and 44,385.80

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Solution

The fourth proportional to 103,564.20, 155,355.18 and 44,385.80 is: 66,582.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,564.20 : 155,355.18 = 44,385.80 : x
  2. Step 2: Convert to fraction form
    103,564.20/155,355.18 = 44,385.80/x
  3. Step 3: Cross multiply
    103,564.20x = 155,355.18 × 44,385.80
  4. Step 4: Simplify right side
    103,564.20x = 6,895,563,948.44
  5. Step 5: Solve for x
    x = 6,895,563,948.44/103,564.20
  6. Step 6: Final answer
    x = 66,582.51

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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.