Home / 76,957.63-115,453.76-27,041.18

Finding the Fourth Proportional to 76,957.63, 115,453.76 and 27,041.18

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Solution

The fourth proportional to 76,957.63, 115,453.76 and 27,041.18 is: 40,567.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,957.63 : 115,453.76 = 27,041.18 : x
  2. Step 2: Convert to fraction form
    76,957.63/115,453.76 = 27,041.18/x
  3. Step 3: Cross multiply
    76,957.63x = 115,453.76 × 27,041.18
  4. Step 4: Simplify right side
    76,957.63x = 3,122,005,193.36
  5. Step 5: Solve for x
    x = 3,122,005,193.36/76,957.63
  6. Step 6: Final answer
    x = 40,567.85

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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.