Home / 76,739.97-115,116.70-23,443.98

Finding the Fourth Proportional to 76,739.97, 115,116.70 and 23,443.98

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Solution

The fourth proportional to 76,739.97, 115,116.70 and 23,443.98 is: 35,168.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,739.97 : 115,116.70 = 23,443.98 : x
  2. Step 2: Convert to fraction form
    76,739.97/115,116.70 = 23,443.98/x
  3. Step 3: Cross multiply
    76,739.97x = 115,116.70 × 23,443.98
  4. Step 4: Simplify right side
    76,739.97x = 2,698,793,612.47
  5. Step 5: Solve for x
    x = 2,698,793,612.47/76,739.97
  6. Step 6: Final answer
    x = 35,168.03

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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.