Home / 119,552.45-164,982.36-65,837.34

Finding the Fourth Proportional to 119,552.45, 164,982.36 and 65,837.34

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Solution

The fourth proportional to 119,552.45, 164,982.36 and 65,837.34 is: 90,855.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,552.45 : 164,982.36 = 65,837.34 : x
  2. Step 2: Convert to fraction form
    119,552.45/164,982.36 = 65,837.34/x
  3. Step 3: Cross multiply
    119,552.45x = 164,982.36 × 65,837.34
  4. Step 4: Simplify right side
    119,552.45x = 10,861,999,729.32
  5. Step 5: Solve for x
    x = 10,861,999,729.32/119,552.45
  6. Step 6: Final answer
    x = 90,855.52

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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.