Home / 96,865.41-145,298.34-30,305.66

Finding the Fourth Proportional to 96,865.41, 145,298.34 and 30,305.66

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Solution

The fourth proportional to 96,865.41, 145,298.34 and 30,305.66 is: 45,458.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,865.41 : 145,298.34 = 30,305.66 : x
  2. Step 2: Convert to fraction form
    96,865.41/145,298.34 = 30,305.66/x
  3. Step 3: Cross multiply
    96,865.41x = 145,298.34 × 30,305.66
  4. Step 4: Simplify right side
    96,865.41x = 4,403,362,295.06
  5. Step 5: Solve for x
    x = 4,403,362,295.06/96,865.41
  6. Step 6: Final answer
    x = 45,458.56

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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.