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Finding the Fourth Proportional to 114,211.73, 157,609.94 and 63,224.53

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Solution

The fourth proportional to 114,211.73, 157,609.94 and 63,224.53 is: 87,248.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,211.73 : 157,609.94 = 63,224.53 : x
  2. Step 2: Convert to fraction form
    114,211.73/157,609.94 = 63,224.53/x
  3. Step 3: Cross multiply
    114,211.73x = 157,609.94 × 63,224.53
  4. Step 4: Simplify right side
    114,211.73x = 9,964,813,669.68
  5. Step 5: Solve for x
    x = 9,964,813,669.68/114,211.73
  6. Step 6: Final answer
    x = 87,248.60

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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.