Home / 113,509.32-170,236.56-50,294.49

Finding the Fourth Proportional to 113,509.32, 170,236.56 and 50,294.49

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Solution

The fourth proportional to 113,509.32, 170,236.56 and 50,294.49 is: 75,429.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,509.32 : 170,236.56 = 50,294.49 : x
  2. Step 2: Convert to fraction form
    113,509.32/170,236.56 = 50,294.49/x
  3. Step 3: Cross multiply
    113,509.32x = 170,236.56 × 50,294.49
  4. Step 4: Simplify right side
    113,509.32x = 8,561,960,964.55
  5. Step 5: Solve for x
    x = 8,561,960,964.55/113,509.32
  6. Step 6: Final answer
    x = 75,429.59

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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.