Home / 76,567.82-114,818.79-29,809.76

Finding the Fourth Proportional to 76,567.82, 114,818.79 and 29,809.76

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Solution

The fourth proportional to 76,567.82, 114,818.79 and 29,809.76 is: 44,701.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,567.82 : 114,818.79 = 29,809.76 : x
  2. Step 2: Convert to fraction form
    76,567.82/114,818.79 = 29,809.76/x
  3. Step 3: Cross multiply
    76,567.82x = 114,818.79 × 29,809.76
  4. Step 4: Simplify right side
    76,567.82x = 3,422,720,573.39
  5. Step 5: Solve for x
    x = 3,422,720,573.39/76,567.82
  6. Step 6: Final answer
    x = 44,701.82

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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.