Home / 113,564.70-170,357.58-38,659.68

Finding the Fourth Proportional to 113,564.70, 170,357.58 and 38,659.68

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Solution

The fourth proportional to 113,564.70, 170,357.58 and 38,659.68 is: 57,993.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,564.70 : 170,357.58 = 38,659.68 : x
  2. Step 2: Convert to fraction form
    113,564.70/170,357.58 = 38,659.68/x
  3. Step 3: Cross multiply
    113,564.70x = 170,357.58 × 38,659.68
  4. Step 4: Simplify right side
    113,564.70x = 6,585,969,528.37
  5. Step 5: Solve for x
    x = 6,585,969,528.37/113,564.70
  6. Step 6: Final answer
    x = 57,993.10

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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.