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Finding the Fourth Proportional to 64,051.64, 88,391.24 and 35,757.32

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Solution

The fourth proportional to 64,051.64, 88,391.24 and 35,757.32 is: 49,345.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,051.64 : 88,391.24 = 35,757.32 : x
  2. Step 2: Convert to fraction form
    64,051.64/88,391.24 = 35,757.32/x
  3. Step 3: Cross multiply
    64,051.64x = 88,391.24 × 35,757.32
  4. Step 4: Simplify right side
    64,051.64x = 3,160,633,853.88
  5. Step 5: Solve for x
    x = 3,160,633,853.88/64,051.64
  6. Step 6: Final answer
    x = 49,345.09

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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.