Home / 79,082.38-118,547.37-29,135.19

Finding the Fourth Proportional to 79,082.38, 118,547.37 and 29,135.19

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Solution

The fourth proportional to 79,082.38, 118,547.37 and 29,135.19 is: 43,674.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,082.38 : 118,547.37 = 29,135.19 : x
  2. Step 2: Convert to fraction form
    79,082.38/118,547.37 = 29,135.19/x
  3. Step 3: Cross multiply
    79,082.38x = 118,547.37 × 29,135.19
  4. Step 4: Simplify right side
    79,082.38x = 3,453,900,148.95
  5. Step 5: Solve for x
    x = 3,453,900,148.95/79,082.38
  6. Step 6: Final answer
    x = 43,674.71

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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.