Home / 77,307.15-115,977.26-23,997.96

Finding the Fourth Proportional to 77,307.15, 115,977.26 and 23,997.96

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Solution

The fourth proportional to 77,307.15, 115,977.26 and 23,997.96 is: 36,002.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,307.15 : 115,977.26 = 23,997.96 : x
  2. Step 2: Convert to fraction form
    77,307.15/115,977.26 = 23,997.96/x
  3. Step 3: Cross multiply
    77,307.15x = 115,977.26 × 23,997.96
  4. Step 4: Simplify right side
    77,307.15x = 2,783,217,526.40
  5. Step 5: Solve for x
    x = 2,783,217,526.40/77,307.15
  6. Step 6: Final answer
    x = 36,002.07

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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.