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Finding the Fourth Proportional to 64,182.24, 88,575.84 and 35,890.56

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Solution

The fourth proportional to 64,182.24, 88,575.84 and 35,890.56 is: 49,531.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,182.24 : 88,575.84 = 35,890.56 : x
  2. Step 2: Convert to fraction form
    64,182.24/88,575.84 = 35,890.56/x
  3. Step 3: Cross multiply
    64,182.24x = 88,575.84 × 35,890.56
  4. Step 4: Simplify right side
    64,182.24x = 3,179,036,500.07
  5. Step 5: Solve for x
    x = 3,179,036,500.07/64,182.24
  6. Step 6: Final answer
    x = 49,531.40

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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.