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Finding the Fourth Proportional to 75,087.92, 103,611.10 and 44,866.86

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Solution

The fourth proportional to 75,087.92, 103,611.10 and 44,866.86 is: 61,910.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,087.92 : 103,611.10 = 44,866.86 : x
  2. Step 2: Convert to fraction form
    75,087.92/103,611.10 = 44,866.86/x
  3. Step 3: Cross multiply
    75,087.92x = 103,611.10 × 44,866.86
  4. Step 4: Simplify right side
    75,087.92x = 4,648,704,718.15
  5. Step 5: Solve for x
    x = 4,648,704,718.15/75,087.92
  6. Step 6: Final answer
    x = 61,910.15

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1.5x scale

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.