Home / 74,616.58-102,967.76-41,080.42

Finding the Fourth Proportional to 74,616.58, 102,967.76 and 41,080.42

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Solution

The fourth proportional to 74,616.58, 102,967.76 and 41,080.42 is: 56,689.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,616.58 : 102,967.76 = 41,080.42 : x
  2. Step 2: Convert to fraction form
    74,616.58/102,967.76 = 41,080.42/x
  3. Step 3: Cross multiply
    74,616.58x = 102,967.76 × 41,080.42
  4. Step 4: Simplify right side
    74,616.58x = 4,229,958,827.26
  5. Step 5: Solve for x
    x = 4,229,958,827.26/74,616.58
  6. Step 6: Final answer
    x = 56,689.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.