Home / 110,261.20-165,440.40-51,066.40

Finding the Fourth Proportional to 110,261.20, 165,440.40 and 51,066.40

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Solution

The fourth proportional to 110,261.20, 165,440.40 and 51,066.40 is: 76,622.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,261.20 : 165,440.40 = 51,066.40 : x
  2. Step 2: Convert to fraction form
    110,261.20/165,440.40 = 51,066.40/x
  3. Step 3: Cross multiply
    110,261.20x = 165,440.40 × 51,066.40
  4. Step 4: Simplify right side
    110,261.20x = 8,448,445,642.56
  5. Step 5: Solve for x
    x = 8,448,445,642.56/110,261.20
  6. Step 6: Final answer
    x = 76,622.11

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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.