Home / 116,764.26-161,206.11-75,967.14

Finding the Fourth Proportional to 116,764.26, 161,206.11 and 75,967.14

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Solution

The fourth proportional to 116,764.26, 161,206.11 and 75,967.14 is: 104,881.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,764.26 : 161,206.11 = 75,967.14 : x
  2. Step 2: Convert to fraction form
    116,764.26/161,206.11 = 75,967.14/x
  3. Step 3: Cross multiply
    116,764.26x = 161,206.11 × 75,967.14
  4. Step 4: Simplify right side
    116,764.26x = 12,246,367,127.23
  5. Step 5: Solve for x
    x = 12,246,367,127.23/116,764.26
  6. Step 6: Final answer
    x = 104,881.13

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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.