Home / 75,611.88-113,435.10-23,025.60

Finding the Fourth Proportional to 75,611.88, 113,435.10 and 23,025.60

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Solution

The fourth proportional to 75,611.88, 113,435.10 and 23,025.60 is: 34,543.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,611.88 : 113,435.10 = 23,025.60 : x
  2. Step 2: Convert to fraction form
    75,611.88/113,435.10 = 23,025.60/x
  3. Step 3: Cross multiply
    75,611.88x = 113,435.10 × 23,025.60
  4. Step 4: Simplify right side
    75,611.88x = 2,611,911,238.56
  5. Step 5: Solve for x
    x = 2,611,911,238.56/75,611.88
  6. Step 6: Final answer
    x = 34,543.66

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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.