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Finding the Fourth Proportional to 69,644.64, 96,106.97 and 37,812.86

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Solution

The fourth proportional to 69,644.64, 96,106.97 and 37,812.86 is: 52,180.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,644.64 : 96,106.97 = 37,812.86 : x
  2. Step 2: Convert to fraction form
    69,644.64/96,106.97 = 37,812.86/x
  3. Step 3: Cross multiply
    69,644.64x = 96,106.97 × 37,812.86
  4. Step 4: Simplify right side
    69,644.64x = 3,634,079,401.63
  5. Step 5: Solve for x
    x = 3,634,079,401.63/69,644.64
  6. Step 6: Final answer
    x = 52,180.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.