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Finding the Fourth Proportional to 224,994.40, 337,621.20 and 84,853.60

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Solution

The fourth proportional to 224,994.40, 337,621.20 and 84,853.60 is: 127,329.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,994.40 : 337,621.20 = 84,853.60 : x
  2. Step 2: Convert to fraction form
    224,994.40/337,621.20 = 84,853.60/x
  3. Step 3: Cross multiply
    224,994.40x = 337,621.20 × 84,853.60
  4. Step 4: Simplify right side
    224,994.40x = 28,648,374,256.32
  5. Step 5: Solve for x
    x = 28,648,374,256.32/224,994.40
  6. Step 6: Final answer
    x = 127,329.28

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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.