Home / 134,915.82-202,335.45-40,142.17

Finding the Fourth Proportional to 134,915.82, 202,335.45 and 40,142.17

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Solution

The fourth proportional to 134,915.82, 202,335.45 and 40,142.17 is: 60,201.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,915.82 : 202,335.45 = 40,142.17 : x
  2. Step 2: Convert to fraction form
    134,915.82/202,335.45 = 40,142.17/x
  3. Step 3: Cross multiply
    134,915.82x = 202,335.45 × 40,142.17
  4. Step 4: Simplify right side
    134,915.82x = 8,122,184,030.93
  5. Step 5: Solve for x
    x = 8,122,184,030.93/134,915.82
  6. Step 6: Final answer
    x = 60,201.87

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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.