Home / 77,184.56-115,774.68-24,597.20

Finding the Fourth Proportional to 77,184.56, 115,774.68 and 24,597.20

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Solution

The fourth proportional to 77,184.56, 115,774.68 and 24,597.20 is: 36,895.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,184.56 : 115,774.68 = 24,597.20 : x
  2. Step 2: Convert to fraction form
    77,184.56/115,774.68 = 24,597.20/x
  3. Step 3: Cross multiply
    77,184.56x = 115,774.68 × 24,597.20
  4. Step 4: Simplify right side
    77,184.56x = 2,847,732,958.90
  5. Step 5: Solve for x
    x = 2,847,732,958.90/77,184.56
  6. Step 6: Final answer
    x = 36,895.11

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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.