Home / 57,337.32-79,122.81-31,845.33

Finding the Fourth Proportional to 57,337.32, 79,122.81 and 31,845.33

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Solution

The fourth proportional to 57,337.32, 79,122.81 and 31,845.33 is: 43,945.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,337.32 : 79,122.81 = 31,845.33 : x
  2. Step 2: Convert to fraction form
    57,337.32/79,122.81 = 31,845.33/x
  3. Step 3: Cross multiply
    57,337.32x = 79,122.81 × 31,845.33
  4. Step 4: Simplify right side
    57,337.32x = 2,519,691,994.98
  5. Step 5: Solve for x
    x = 2,519,691,994.98/57,337.32
  6. Step 6: Final answer
    x = 43,945.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.