Home / 112,964.76-169,448.36-34,079.67

Finding the Fourth Proportional to 112,964.76, 169,448.36 and 34,079.67

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Solution

The fourth proportional to 112,964.76, 169,448.36 and 34,079.67 is: 51,119.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,964.76 : 169,448.36 = 34,079.67 : x
  2. Step 2: Convert to fraction form
    112,964.76/169,448.36 = 34,079.67/x
  3. Step 3: Cross multiply
    112,964.76x = 169,448.36 × 34,079.67
  4. Step 4: Simplify right side
    112,964.76x = 5,774,744,020.44
  5. Step 5: Solve for x
    x = 5,774,744,020.44/112,964.76
  6. Step 6: Final answer
    x = 51,119.87

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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.