Home / 79,162.14-118,742.44-34,215.29

Finding the Fourth Proportional to 79,162.14, 118,742.44 and 34,215.29

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Solution

The fourth proportional to 79,162.14, 118,742.44 and 34,215.29 is: 51,322.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,162.14 : 118,742.44 = 34,215.29 : x
  2. Step 2: Convert to fraction form
    79,162.14/118,742.44 = 34,215.29/x
  3. Step 3: Cross multiply
    79,162.14x = 118,742.44 × 34,215.29
  4. Step 4: Simplify right side
    79,162.14x = 4,062,806,426.20
  5. Step 5: Solve for x
    x = 4,062,806,426.20/79,162.14
  6. Step 6: Final answer
    x = 51,322.59

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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.