Home / 305,086.35-457,624.62-94,724.49

Finding the Fourth Proportional to 305,086.35, 457,624.62 and 94,724.49

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Solution

The fourth proportional to 305,086.35, 457,624.62 and 94,724.49 is: 142,085.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,086.35 : 457,624.62 = 94,724.49 : x
  2. Step 2: Convert to fraction form
    305,086.35/457,624.62 = 94,724.49/x
  3. Step 3: Cross multiply
    305,086.35x = 457,624.62 × 94,724.49
  4. Step 4: Simplify right side
    305,086.35x = 43,348,258,740.94
  5. Step 5: Solve for x
    x = 43,348,258,740.94/305,086.35
  6. Step 6: Final answer
    x = 142,085.21

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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.