Home / 152,845.53-210,951.93-89,183.17

Finding the Fourth Proportional to 152,845.53, 210,951.93 and 89,183.17

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Solution

The fourth proportional to 152,845.53, 210,951.93 and 89,183.17 is: 123,087.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,845.53 : 210,951.93 = 89,183.17 : x
  2. Step 2: Convert to fraction form
    152,845.53/210,951.93 = 89,183.17/x
  3. Step 3: Cross multiply
    152,845.53x = 210,951.93 × 89,183.17
  4. Step 4: Simplify right side
    152,845.53x = 18,813,361,835.02
  5. Step 5: Solve for x
    x = 18,813,361,835.02/152,845.53
  6. Step 6: Final answer
    x = 123,087.42

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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.