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Finding the Fourth Proportional to 88,890.54, 133,335.80 and 35,606.71

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Solution

The fourth proportional to 88,890.54, 133,335.80 and 35,606.71 is: 53,410.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,890.54 : 133,335.80 = 35,606.71 : x
  2. Step 2: Convert to fraction form
    88,890.54/133,335.80 = 35,606.71/x
  3. Step 3: Cross multiply
    88,890.54x = 133,335.80 × 35,606.71
  4. Step 4: Simplify right side
    88,890.54x = 4,747,649,163.22
  5. Step 5: Solve for x
    x = 4,747,649,163.22/88,890.54
  6. Step 6: Final answer
    x = 53,410.06

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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.