Home / 113,721.90-170,604.72-34,836.81

Finding the Fourth Proportional to 113,721.90, 170,604.72 and 34,836.81

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Solution

The fourth proportional to 113,721.90, 170,604.72 and 34,836.81 is: 52,261.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,721.90 : 170,604.72 = 34,836.81 : x
  2. Step 2: Convert to fraction form
    113,721.90/170,604.72 = 34,836.81/x
  3. Step 3: Cross multiply
    113,721.90x = 170,604.72 × 34,836.81
  4. Step 4: Simplify right side
    113,721.90x = 5,943,324,215.74
  5. Step 5: Solve for x
    x = 5,943,324,215.74/113,721.90
  6. Step 6: Final answer
    x = 52,261.91

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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.