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Finding the Fourth Proportional to 64,057.58, 88,391.22 and 35,764.46

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Solution

The fourth proportional to 64,057.58, 88,391.22 and 35,764.46 is: 49,350.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,057.58 : 88,391.22 = 35,764.46 : x
  2. Step 2: Convert to fraction form
    64,057.58/88,391.22 = 35,764.46/x
  3. Step 3: Cross multiply
    64,057.58x = 88,391.22 × 35,764.46
  4. Step 4: Simplify right side
    64,057.58x = 3,161,264,252.04
  5. Step 5: Solve for x
    x = 3,161,264,252.04/64,057.58
  6. Step 6: Final answer
    x = 49,350.35

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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.