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Finding the Fourth Proportional to 224,542.02, 336,866.80 and 74,783.54

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Solution

The fourth proportional to 224,542.02, 336,866.80 and 74,783.54 is: 112,193.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,542.02 : 336,866.80 = 74,783.54 : x
  2. Step 2: Convert to fraction form
    224,542.02/336,866.80 = 74,783.54/x
  3. Step 3: Cross multiply
    224,542.02x = 336,866.80 × 74,783.54
  4. Step 4: Simplify right side
    224,542.02x = 25,192,091,812.47
  5. Step 5: Solve for x
    x = 25,192,091,812.47/224,542.02
  6. Step 6: Final answer
    x = 112,193.22

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1.5x scale

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.