Home / 76,759.41-115,143.21-24,173.00

Finding the Fourth Proportional to 76,759.41, 115,143.21 and 24,173.00

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Solution

The fourth proportional to 76,759.41, 115,143.21 and 24,173.00 is: 36,260.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,759.41 : 115,143.21 = 24,173.00 : x
  2. Step 2: Convert to fraction form
    76,759.41/115,143.21 = 24,173.00/x
  3. Step 3: Cross multiply
    76,759.41x = 115,143.21 × 24,173.00
  4. Step 4: Simplify right side
    76,759.41x = 2,783,356,239.61
  5. Step 5: Solve for x
    x = 2,783,356,239.61/76,759.41
  6. Step 6: Final answer
    x = 36,260.78

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1.5x scale

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.