Home / 305,086.50-457,629.75-94,724.44

Finding the Fourth Proportional to 305,086.50, 457,629.75 and 94,724.44

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Solution

The fourth proportional to 305,086.50, 457,629.75 and 94,724.44 is: 142,086.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,086.50 : 457,629.75 = 94,724.44 : x
  2. Step 2: Convert to fraction form
    305,086.50/457,629.75 = 94,724.44/x
  3. Step 3: Cross multiply
    305,086.50x = 457,629.75 × 94,724.44
  4. Step 4: Simplify right side
    305,086.50x = 43,348,720,652.02
  5. Step 5: Solve for x
    x = 43,348,720,652.02/305,086.50
  6. Step 6: Final answer
    x = 142,086.66

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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.