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Finding the Fourth Proportional to 224,043.64, 308,972.52 and 163,518.40

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Solution

The fourth proportional to 224,043.64, 308,972.52 and 163,518.40 is: 225,503.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,043.64 : 308,972.52 = 163,518.40 : x
  2. Step 2: Convert to fraction form
    224,043.64/308,972.52 = 163,518.40/x
  3. Step 3: Cross multiply
    224,043.64x = 308,972.52 × 163,518.40
  4. Step 4: Simplify right side
    224,043.64x = 50,522,692,114.37
  5. Step 5: Solve for x
    x = 50,522,692,114.37/224,043.64
  6. Step 6: Final answer
    x = 225,503.80

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1.5x scale

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.