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Finding the Fourth Proportional to 66,797.03, 100,263.07 and 59,247.82

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Solution

The fourth proportional to 66,797.03, 100,263.07 and 59,247.82 is: 88,931.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,797.03 : 100,263.07 = 59,247.82 : x
  2. Step 2: Convert to fraction form
    66,797.03/100,263.07 = 59,247.82/x
  3. Step 3: Cross multiply
    66,797.03x = 100,263.07 × 59,247.82
  4. Step 4: Simplify right side
    66,797.03x = 5,940,367,851.86
  5. Step 5: Solve for x
    x = 5,940,367,851.86/66,797.03
  6. Step 6: Final answer
    x = 88,931.61

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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.