Home / 88,832.64-133,211.02-51,418.53

Finding the Fourth Proportional to 88,832.64, 133,211.02 and 51,418.53

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Solution

The fourth proportional to 88,832.64, 133,211.02 and 51,418.53 is: 77,105.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,832.64 : 133,211.02 = 51,418.53 : x
  2. Step 2: Convert to fraction form
    88,832.64/133,211.02 = 51,418.53/x
  3. Step 3: Cross multiply
    88,832.64x = 133,211.02 × 51,418.53
  4. Step 4: Simplify right side
    88,832.64x = 6,849,515,611.12
  5. Step 5: Solve for x
    x = 6,849,515,611.12/88,832.64
  6. Step 6: Final answer
    x = 77,105.85

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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.