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Finding the Fourth Proportional to 79,795.08, 119,655.82 and 23,615.08

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Solution

The fourth proportional to 79,795.08, 119,655.82 and 23,615.08 is: 35,411.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,795.08 : 119,655.82 = 23,615.08 : x
  2. Step 2: Convert to fraction form
    79,795.08/119,655.82 = 23,615.08/x
  3. Step 3: Cross multiply
    79,795.08x = 119,655.82 × 23,615.08
  4. Step 4: Simplify right side
    79,795.08x = 2,825,681,761.77
  5. Step 5: Solve for x
    x = 2,825,681,761.77/79,795.08
  6. Step 6: Final answer
    x = 35,411.73

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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.