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Finding the Fourth Proportional to 149,671.36, 224,544.30 and 44,487.46

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Solution

The fourth proportional to 149,671.36, 224,544.30 and 44,487.46 is: 66,742.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,671.36 : 224,544.30 = 44,487.46 : x
  2. Step 2: Convert to fraction form
    149,671.36/224,544.30 = 44,487.46/x
  3. Step 3: Cross multiply
    149,671.36x = 224,544.30 × 44,487.46
  4. Step 4: Simplify right side
    149,671.36x = 9,989,405,564.48
  5. Step 5: Solve for x
    x = 9,989,405,564.48/149,671.36
  6. Step 6: Final answer
    x = 66,742.26

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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.