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Finding the Fourth Proportional to 60,313, 83,231.36 and 33,455.56

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Solution

The fourth proportional to 60,313, 83,231.36 and 33,455.56 is: 46,168.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,313 : 83,231.36 = 33,455.56 : x
  2. Step 2: Convert to fraction form
    60,313/83,231.36 = 33,455.56/x
  3. Step 3: Cross multiply
    60,313x = 83,231.36 × 33,455.56
  4. Step 4: Simplify right side
    60,313x = 2,784,551,758.36
  5. Step 5: Solve for x
    x = 2,784,551,758.36/60,313
  6. Step 6: Final answer
    x = 46,168.35

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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.