Home / 88,136.37-132,073.29-48,704.76

Finding the Fourth Proportional to 88,136.37, 132,073.29 and 48,704.76

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Solution

The fourth proportional to 88,136.37, 132,073.29 and 48,704.76 is: 72,984.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,136.37 : 132,073.29 = 48,704.76 : x
  2. Step 2: Convert to fraction form
    88,136.37/132,073.29 = 48,704.76/x
  3. Step 3: Cross multiply
    88,136.37x = 132,073.29 × 48,704.76
  4. Step 4: Simplify right side
    88,136.37x = 6,432,597,891.86
  5. Step 5: Solve for x
    x = 6,432,597,891.86/88,136.37
  6. Step 6: Final answer
    x = 72,984.60

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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.