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Finding the Fourth Proportional to 468,045.11, 702,067.67 and 113,059.13

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Solution

The fourth proportional to 468,045.11, 702,067.67 and 113,059.13 is: 169,588.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,045.11 : 702,067.67 = 113,059.13 : x
  2. Step 2: Convert to fraction form
    468,045.11/702,067.67 = 113,059.13/x
  3. Step 3: Cross multiply
    468,045.11x = 702,067.67 × 113,059.13
  4. Step 4: Simplify right side
    468,045.11x = 79,375,158,528.45
  5. Step 5: Solve for x
    x = 79,375,158,528.45/468,045.11
  6. Step 6: Final answer
    x = 169,588.69

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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.