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Finding the Fourth Proportional to 88,235.88, 132,378.53 and 35,682.27

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Solution

The fourth proportional to 88,235.88, 132,378.53 and 35,682.27 is: 53,533.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,235.88 : 132,378.53 = 35,682.27 : x
  2. Step 2: Convert to fraction form
    88,235.88/132,378.53 = 35,682.27/x
  3. Step 3: Cross multiply
    88,235.88x = 132,378.53 × 35,682.27
  4. Step 4: Simplify right side
    88,235.88x = 4,723,566,271.25
  5. Step 5: Solve for x
    x = 4,723,566,271.25/88,235.88
  6. Step 6: Final answer
    x = 53,533.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.