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Finding the Fourth Proportional to 88,915.32, 133,303.32 and 44,519.76

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Solution

The fourth proportional to 88,915.32, 133,303.32 and 44,519.76 is: 66,744.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,915.32 : 133,303.32 = 44,519.76 : x
  2. Step 2: Convert to fraction form
    88,915.32/133,303.32 = 44,519.76/x
  3. Step 3: Cross multiply
    88,915.32x = 133,303.32 × 44,519.76
  4. Step 4: Simplify right side
    88,915.32x = 5,934,631,813.60
  5. Step 5: Solve for x
    x = 5,934,631,813.60/88,915.32
  6. Step 6: Final answer
    x = 66,744.76

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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.