Home / 134,511.60-201,767.40-92,521.20

Finding the Fourth Proportional to 134,511.60, 201,767.40 and 92,521.20

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Solution

The fourth proportional to 134,511.60, 201,767.40 and 92,521.20 is: 138,781.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,511.60 : 201,767.40 = 92,521.20 : x
  2. Step 2: Convert to fraction form
    134,511.60/201,767.40 = 92,521.20/x
  3. Step 3: Cross multiply
    134,511.60x = 201,767.40 × 92,521.20
  4. Step 4: Simplify right side
    134,511.60x = 18,667,761,968.88
  5. Step 5: Solve for x
    x = 18,667,761,968.88/134,511.60
  6. Step 6: Final answer
    x = 138,781.80

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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.