Home / 75,202.86-103,774.45-41,205.95

Finding the Fourth Proportional to 75,202.86, 103,774.45 and 41,205.95

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Solution

The fourth proportional to 75,202.86, 103,774.45 and 41,205.95 is: 56,861.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,202.86 : 103,774.45 = 41,205.95 : x
  2. Step 2: Convert to fraction form
    75,202.86/103,774.45 = 41,205.95/x
  3. Step 3: Cross multiply
    75,202.86x = 103,774.45 × 41,205.95
  4. Step 4: Simplify right side
    75,202.86x = 4,276,124,797.98
  5. Step 5: Solve for x
    x = 4,276,124,797.98/75,202.86
  6. Step 6: Final answer
    x = 56,861.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.