Home / 76,685.15-115,046.15-24,094.59

Finding the Fourth Proportional to 76,685.15, 115,046.15 and 24,094.59

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Solution

The fourth proportional to 76,685.15, 115,046.15 and 24,094.59 is: 36,147.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,685.15 : 115,046.15 = 24,094.59 : x
  2. Step 2: Convert to fraction form
    76,685.15/115,046.15 = 24,094.59/x
  3. Step 3: Cross multiply
    76,685.15x = 115,046.15 × 24,094.59
  4. Step 4: Simplify right side
    76,685.15x = 2,771,989,694.86
  5. Step 5: Solve for x
    x = 2,771,989,694.86/76,685.15
  6. Step 6: Final answer
    x = 36,147.67

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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.