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Finding the Fourth Proportional to 133,616.40, 200,424.60 and 63,632.40

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Solution

The fourth proportional to 133,616.40, 200,424.60 and 63,632.40 is: 95,448.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,616.40 : 200,424.60 = 63,632.40 : x
  2. Step 2: Convert to fraction form
    133,616.40/200,424.60 = 63,632.40/x
  3. Step 3: Cross multiply
    133,616.40x = 200,424.60 × 63,632.40
  4. Step 4: Simplify right side
    133,616.40x = 12,753,498,317.04
  5. Step 5: Solve for x
    x = 12,753,498,317.04/133,616.40
  6. Step 6: Final answer
    x = 95,448.60

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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.