Home / 107,145.44-160,695.06-67,649.84

Finding the Fourth Proportional to 107,145.44, 160,695.06 and 67,649.84

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Solution

The fourth proportional to 107,145.44, 160,695.06 and 67,649.84 is: 101,460.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,145.44 : 160,695.06 = 67,649.84 : x
  2. Step 2: Convert to fraction form
    107,145.44/160,695.06 = 67,649.84/x
  3. Step 3: Cross multiply
    107,145.44x = 160,695.06 × 67,649.84
  4. Step 4: Simplify right side
    107,145.44x = 10,870,995,097.79
  5. Step 5: Solve for x
    x = 10,870,995,097.79/107,145.44
  6. Step 6: Final answer
    x = 101,460.18

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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.