Home / 113,867.34-170,815.59-43,737.54

Finding the Fourth Proportional to 113,867.34, 170,815.59 and 43,737.54

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Solution

The fourth proportional to 113,867.34, 170,815.59 and 43,737.54 is: 65,611.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,867.34 : 170,815.59 = 43,737.54 : x
  2. Step 2: Convert to fraction form
    113,867.34/170,815.59 = 43,737.54/x
  3. Step 3: Cross multiply
    113,867.34x = 170,815.59 × 43,737.54
  4. Step 4: Simplify right side
    113,867.34x = 7,471,053,700.25
  5. Step 5: Solve for x
    x = 7,471,053,700.25/113,867.34
  6. Step 6: Final answer
    x = 65,611.91

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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.