Home / 119,657.08-165,127.89-65,944.06

Finding the Fourth Proportional to 119,657.08, 165,127.89 and 65,944.06

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Solution

The fourth proportional to 119,657.08, 165,127.89 and 65,944.06 is: 91,003.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,657.08 : 165,127.89 = 65,944.06 : x
  2. Step 2: Convert to fraction form
    119,657.08/165,127.89 = 65,944.06/x
  3. Step 3: Cross multiply
    119,657.08x = 165,127.89 × 65,944.06
  4. Step 4: Simplify right side
    119,657.08x = 10,889,202,660.19
  5. Step 5: Solve for x
    x = 10,889,202,660.19/119,657.08
  6. Step 6: Final answer
    x = 91,003.42

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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.