Home / 74,998.14-112,672.17-43,855.26

Finding the Fourth Proportional to 74,998.14, 112,672.17 and 43,855.26

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Solution

The fourth proportional to 74,998.14, 112,672.17 and 43,855.26 is: 65,885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,998.14 : 112,672.17 = 43,855.26 : x
  2. Step 2: Convert to fraction form
    74,998.14/112,672.17 = 43,855.26/x
  3. Step 3: Cross multiply
    74,998.14x = 112,672.17 × 43,855.26
  4. Step 4: Simplify right side
    74,998.14x = 4,941,267,310.11
  5. Step 5: Solve for x
    x = 4,941,267,310.11/74,998.14
  6. Step 6: Final answer
    x = 65,885.20

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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.