Home / 94,311.90-141,455.78-31,116.38

Finding the Fourth Proportional to 94,311.90, 141,455.78 and 31,116.38

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Solution

The fourth proportional to 94,311.90, 141,455.78 and 31,116.38 is: 46,670.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,311.90 : 141,455.78 = 31,116.38 : x
  2. Step 2: Convert to fraction form
    94,311.90/141,455.78 = 31,116.38/x
  3. Step 3: Cross multiply
    94,311.90x = 141,455.78 × 31,116.38
  4. Step 4: Simplify right side
    94,311.90x = 4,401,591,803.68
  5. Step 5: Solve for x
    x = 4,401,591,803.68/94,311.90
  6. Step 6: Final answer
    x = 46,670.59

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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.