Home / 113,837.40-170,778.24-43,711.56

Finding the Fourth Proportional to 113,837.40, 170,778.24 and 43,711.56

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Solution

The fourth proportional to 113,837.40, 170,778.24 and 43,711.56 is: 65,575.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,837.40 : 170,778.24 = 43,711.56 : x
  2. Step 2: Convert to fraction form
    113,837.40/170,778.24 = 43,711.56/x
  3. Step 3: Cross multiply
    113,837.40x = 170,778.24 × 43,711.56
  4. Step 4: Simplify right side
    113,837.40x = 7,464,983,284.45
  5. Step 5: Solve for x
    x = 7,464,983,284.45/113,837.40
  6. Step 6: Final answer
    x = 65,575.84

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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.