Home / 47,129.86-70,694.79-29,611.99

Finding the Fourth Proportional to 47,129.86, 70,694.79 and 29,611.99

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Solution

The fourth proportional to 47,129.86, 70,694.79 and 29,611.99 is: 44,417.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,129.86 : 70,694.79 = 29,611.99 : x
  2. Step 2: Convert to fraction form
    47,129.86/70,694.79 = 29,611.99/x
  3. Step 3: Cross multiply
    47,129.86x = 70,694.79 × 29,611.99
  4. Step 4: Simplify right side
    47,129.86x = 2,093,413,414.53
  5. Step 5: Solve for x
    x = 2,093,413,414.53/47,129.86
  6. Step 6: Final answer
    x = 44,417.99

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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.