Home / 96,935.66-145,403.54-30,380.97

Finding the Fourth Proportional to 96,935.66, 145,403.54 and 30,380.97

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Solution

The fourth proportional to 96,935.66, 145,403.54 and 30,380.97 is: 45,571.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,935.66 : 145,403.54 = 30,380.97 : x
  2. Step 2: Convert to fraction form
    96,935.66/145,403.54 = 30,380.97/x
  3. Step 3: Cross multiply
    96,935.66x = 145,403.54 × 30,380.97
  4. Step 4: Simplify right side
    96,935.66x = 4,417,500,586.63
  5. Step 5: Solve for x
    x = 4,417,500,586.63/96,935.66
  6. Step 6: Final answer
    x = 45,571.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.