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Finding the Fourth Proportional to 133,495.36, 200,265.20 and 63,336.40

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Solution

The fourth proportional to 133,495.36, 200,265.20 and 63,336.40 is: 95,015.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,495.36 : 200,265.20 = 63,336.40 : x
  2. Step 2: Convert to fraction form
    133,495.36/200,265.20 = 63,336.40/x
  3. Step 3: Cross multiply
    133,495.36x = 200,265.20 × 63,336.40
  4. Step 4: Simplify right side
    133,495.36x = 12,684,076,813.28
  5. Step 5: Solve for x
    x = 12,684,076,813.28/133,495.36
  6. Step 6: Final answer
    x = 95,015.11

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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.