Home / 86,845.96-119,824.64-50,043.12

Finding the Fourth Proportional to 86,845.96, 119,824.64 and 50,043.12

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Solution

The fourth proportional to 86,845.96, 119,824.64 and 50,043.12 is: 69,046.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,845.96 : 119,824.64 = 50,043.12 : x
  2. Step 2: Convert to fraction form
    86,845.96/119,824.64 = 50,043.12/x
  3. Step 3: Cross multiply
    86,845.96x = 119,824.64 × 50,043.12
  4. Step 4: Simplify right side
    86,845.96x = 5,996,398,838.48
  5. Step 5: Solve for x
    x = 5,996,398,838.48/86,845.96
  6. Step 6: Final answer
    x = 69,046.38

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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.