Home / 137,154.29-204,820.07-135,669.86

Finding the Fourth Proportional to 137,154.29, 204,820.07 and 135,669.86

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Solution

The fourth proportional to 137,154.29, 204,820.07 and 135,669.86 is: 202,603.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,154.29 : 204,820.07 = 135,669.86 : x
  2. Step 2: Convert to fraction form
    137,154.29/204,820.07 = 135,669.86/x
  3. Step 3: Cross multiply
    137,154.29x = 204,820.07 × 135,669.86
  4. Step 4: Simplify right side
    137,154.29x = 27,787,910,245.34
  5. Step 5: Solve for x
    x = 27,787,910,245.34/137,154.29
  6. Step 6: Final answer
    x = 202,603.29

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.