Home / 89,076.30-133,611.20-26,745.18

Finding the Fourth Proportional to 89,076.30, 133,611.20 and 26,745.18

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Solution

The fourth proportional to 89,076.30, 133,611.20 and 26,745.18 is: 40,116.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,076.30 : 133,611.20 = 26,745.18 : x
  2. Step 2: Convert to fraction form
    89,076.30/133,611.20 = 26,745.18/x
  3. Step 3: Cross multiply
    89,076.30x = 133,611.20 × 26,745.18
  4. Step 4: Simplify right side
    89,076.30x = 3,573,455,594.02
  5. Step 5: Solve for x
    x = 3,573,455,594.02/89,076.30
  6. Step 6: Final answer
    x = 40,116.79

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1.5x scale

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.