Home / 76,697.28-115,050.88-24,108.80

Finding the Fourth Proportional to 76,697.28, 115,050.88 and 24,108.80

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Solution

The fourth proportional to 76,697.28, 115,050.88 and 24,108.80 is: 36,164.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,697.28 : 115,050.88 = 24,108.80 : x
  2. Step 2: Convert to fraction form
    76,697.28/115,050.88 = 24,108.80/x
  3. Step 3: Cross multiply
    76,697.28x = 115,050.88 × 24,108.80
  4. Step 4: Simplify right side
    76,697.28x = 2,773,738,655.74
  5. Step 5: Solve for x
    x = 2,773,738,655.74/76,697.28
  6. Step 6: Final answer
    x = 36,164.76

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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.