Home / 165,143.46-227,898.41-97,163.00

Finding the Fourth Proportional to 165,143.46, 227,898.41 and 97,163.00

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Solution

The fourth proportional to 165,143.46, 227,898.41 and 97,163.00 is: 134,085.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,143.46 : 227,898.41 = 97,163.00 : x
  2. Step 2: Convert to fraction form
    165,143.46/227,898.41 = 97,163.00/x
  3. Step 3: Cross multiply
    165,143.46x = 227,898.41 × 97,163.00
  4. Step 4: Simplify right side
    165,143.46x = 22,143,292,071.34
  5. Step 5: Solve for x
    x = 22,143,292,071.34/165,143.46
  6. Step 6: Final answer
    x = 134,085.19

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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.