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Finding the Fourth Proportional to 114,501.60, 171,768.60 and 44,388

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Solution

The fourth proportional to 114,501.60, 171,768.60 and 44,388 is: 66,588.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,501.60 : 171,768.60 = 44,388 : x
  2. Step 2: Convert to fraction form
    114,501.60/171,768.60 = 44,388/x
  3. Step 3: Cross multiply
    114,501.60x = 171,768.60 × 44,388
  4. Step 4: Simplify right side
    114,501.60x = 7,624,464,616.80
  5. Step 5: Solve for x
    x = 7,624,464,616.80/114,501.60
  6. Step 6: Final answer
    x = 66,588.28

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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.