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Finding the Fourth Proportional to 113,993.88, 170,990.90 and 29,753.83

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Solution

The fourth proportional to 113,993.88, 170,990.90 and 29,753.83 is: 44,630.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,993.88 : 170,990.90 = 29,753.83 : x
  2. Step 2: Convert to fraction form
    113,993.88/170,990.90 = 29,753.83/x
  3. Step 3: Cross multiply
    113,993.88x = 170,990.90 × 29,753.83
  4. Step 4: Simplify right side
    113,993.88x = 5,087,634,346.69
  5. Step 5: Solve for x
    x = 5,087,634,346.69/113,993.88
  6. Step 6: Final answer
    x = 44,630.77

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1.5x scale

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.