Home / 110,422.38-165,419.73-66,084.06

Finding the Fourth Proportional to 110,422.38, 165,419.73 and 66,084.06

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Solution

The fourth proportional to 110,422.38, 165,419.73 and 66,084.06 is: 98,998.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,422.38 : 165,419.73 = 66,084.06 : x
  2. Step 2: Convert to fraction form
    110,422.38/165,419.73 = 66,084.06/x
  3. Step 3: Cross multiply
    110,422.38x = 165,419.73 × 66,084.06
  4. Step 4: Simplify right side
    110,422.38x = 10,931,607,362.50
  5. Step 5: Solve for x
    x = 10,931,607,362.50/110,422.38
  6. Step 6: Final answer
    x = 98,998.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.