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Finding the Fourth Proportional to 64,186.64, 88,604.52 and 39,044.88

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Solution

The fourth proportional to 64,186.64, 88,604.52 and 39,044.88 is: 53,898.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,186.64 : 88,604.52 = 39,044.88 : x
  2. Step 2: Convert to fraction form
    64,186.64/88,604.52 = 39,044.88/x
  3. Step 3: Cross multiply
    64,186.64x = 88,604.52 × 39,044.88
  4. Step 4: Simplify right side
    64,186.64x = 3,459,552,850.86
  5. Step 5: Solve for x
    x = 3,459,552,850.86/64,186.64
  6. Step 6: Final answer
    x = 53,898.33

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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.