Home / 76,768.77-115,157.28-24,182.37

Finding the Fourth Proportional to 76,768.77, 115,157.28 and 24,182.37

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Solution

The fourth proportional to 76,768.77, 115,157.28 and 24,182.37 is: 36,274.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,768.77 : 115,157.28 = 24,182.37 : x
  2. Step 2: Convert to fraction form
    76,768.77/115,157.28 = 24,182.37/x
  3. Step 3: Cross multiply
    76,768.77x = 115,157.28 × 24,182.37
  4. Step 4: Simplify right side
    76,768.77x = 2,784,775,953.15
  5. Step 5: Solve for x
    x = 2,784,775,953.15/76,768.77
  6. Step 6: Final answer
    x = 36,274.85

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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.