Home / 110,289.96-165,083.73-87,851.34

Finding the Fourth Proportional to 110,289.96, 165,083.73 and 87,851.34

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Solution

The fourth proportional to 110,289.96, 165,083.73 and 87,851.34 is: 131,497.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,289.96 : 165,083.73 = 87,851.34 : x
  2. Step 2: Convert to fraction form
    110,289.96/165,083.73 = 87,851.34/x
  3. Step 3: Cross multiply
    110,289.96x = 165,083.73 × 87,851.34
  4. Step 4: Simplify right side
    110,289.96x = 14,502,826,892.70
  5. Step 5: Solve for x
    x = 14,502,826,892.70/110,289.96
  6. Step 6: Final answer
    x = 131,497.25

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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.