Home / 64,410.24-88,892.64-39,274.56

Finding the Fourth Proportional to 64,410.24, 88,892.64 and 39,274.56

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Solution

The fourth proportional to 64,410.24, 88,892.64 and 39,274.56 is: 54,202.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,410.24 : 88,892.64 = 39,274.56 : x
  2. Step 2: Convert to fraction form
    64,410.24/88,892.64 = 39,274.56/x
  3. Step 3: Cross multiply
    64,410.24x = 88,892.64 × 39,274.56
  4. Step 4: Simplify right side
    64,410.24x = 3,491,219,323.24
  5. Step 5: Solve for x
    x = 3,491,219,323.24/64,410.24
  6. Step 6: Final answer
    x = 54,202.86

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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.