Home / 113,521.47-170,296.34-38,635.86

Finding the Fourth Proportional to 113,521.47, 170,296.34 and 38,635.86

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Solution

The fourth proportional to 113,521.47, 170,296.34 and 38,635.86 is: 57,958.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,521.47 : 170,296.34 = 38,635.86 : x
  2. Step 2: Convert to fraction form
    113,521.47/170,296.34 = 38,635.86/x
  3. Step 3: Cross multiply
    113,521.47x = 170,296.34 × 38,635.86
  4. Step 4: Simplify right side
    113,521.47x = 6,579,544,506.09
  5. Step 5: Solve for x
    x = 6,579,544,506.09/113,521.47
  6. Step 6: Final answer
    x = 57,958.59

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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.