Home / 76,337.45-114,504.82-31,349.06

Finding the Fourth Proportional to 76,337.45, 114,504.82 and 31,349.06

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Solution

The fourth proportional to 76,337.45, 114,504.82 and 31,349.06 is: 47,023.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,337.45 : 114,504.82 = 31,349.06 : x
  2. Step 2: Convert to fraction form
    76,337.45/114,504.82 = 31,349.06/x
  3. Step 3: Cross multiply
    76,337.45x = 114,504.82 × 31,349.06
  4. Step 4: Simplify right side
    76,337.45x = 3,589,617,743.20
  5. Step 5: Solve for x
    x = 3,589,617,743.20/76,337.45
  6. Step 6: Final answer
    x = 47,023.03

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1.5x scale

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.