Home / 119,645.37-165,170.39-92,727.45

Finding the Fourth Proportional to 119,645.37, 165,170.39 and 92,727.45

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Solution

The fourth proportional to 119,645.37, 165,170.39 and 92,727.45 is: 128,010.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,645.37 : 165,170.39 = 92,727.45 : x
  2. Step 2: Convert to fraction form
    119,645.37/165,170.39 = 92,727.45/x
  3. Step 3: Cross multiply
    119,645.37x = 165,170.39 × 92,727.45
  4. Step 4: Simplify right side
    119,645.37x = 15,315,829,080.21
  5. Step 5: Solve for x
    x = 15,315,829,080.21/119,645.37
  6. Step 6: Final answer
    x = 128,010.21

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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.