Home / 53,736.72-74,144.32-33,337.12

Finding the Fourth Proportional to 53,736.72, 74,144.32 and 33,337.12

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Solution

The fourth proportional to 53,736.72, 74,144.32 and 33,337.12 is: 45,997.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,736.72 : 74,144.32 = 33,337.12 : x
  2. Step 2: Convert to fraction form
    53,736.72/74,144.32 = 33,337.12/x
  3. Step 3: Cross multiply
    53,736.72x = 74,144.32 × 33,337.12
  4. Step 4: Simplify right side
    53,736.72x = 2,471,758,093.16
  5. Step 5: Solve for x
    x = 2,471,758,093.16/53,736.72
  6. Step 6: Final answer
    x = 45,997.56

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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.