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Finding the Fourth Proportional to 114,735.65, 158,334.05 and 63,747.27

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Solution

The fourth proportional to 114,735.65, 158,334.05 and 63,747.27 is: 87,970.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,735.65 : 158,334.05 = 63,747.27 : x
  2. Step 2: Convert to fraction form
    114,735.65/158,334.05 = 63,747.27/x
  3. Step 3: Cross multiply
    114,735.65x = 158,334.05 × 63,747.27
  4. Step 4: Simplify right side
    114,735.65x = 10,093,363,116.81
  5. Step 5: Solve for x
    x = 10,093,363,116.81/114,735.65
  6. Step 6: Final answer
    x = 87,970.60

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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.