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Finding the Fourth Proportional to 45,188.76, 67,758.54 and 35,888.52

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Solution

The fourth proportional to 45,188.76, 67,758.54 and 35,888.52 is: 53,813.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,188.76 : 67,758.54 = 35,888.52 : x
  2. Step 2: Convert to fraction form
    45,188.76/67,758.54 = 35,888.52/x
  3. Step 3: Cross multiply
    45,188.76x = 67,758.54 × 35,888.52
  4. Step 4: Simplify right side
    45,188.76x = 2,431,753,717.96
  5. Step 5: Solve for x
    x = 2,431,753,717.96/45,188.76
  6. Step 6: Final answer
    x = 53,813.24

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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.