Home / 107,917.10-161,914.05-104,077.10

Finding the Fourth Proportional to 107,917.10, 161,914.05 and 104,077.10

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Solution

The fourth proportional to 107,917.10, 161,914.05 and 104,077.10 is: 156,152.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,917.10 : 161,914.05 = 104,077.10 : x
  2. Step 2: Convert to fraction form
    107,917.10/161,914.05 = 104,077.10/x
  3. Step 3: Cross multiply
    107,917.10x = 161,914.05 × 104,077.10
  4. Step 4: Simplify right side
    107,917.10x = 16,851,544,773.26
  5. Step 5: Solve for x
    x = 16,851,544,773.26/107,917.10
  6. Step 6: Final answer
    x = 156,152.68

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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.