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Finding the Fourth Proportional to 133,448.48, 200,164.08 and 50,340.32

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Solution

The fourth proportional to 133,448.48, 200,164.08 and 50,340.32 is: 75,507.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,448.48 : 200,164.08 = 50,340.32 : x
  2. Step 2: Convert to fraction form
    133,448.48/200,164.08 = 50,340.32/x
  3. Step 3: Cross multiply
    133,448.48x = 200,164.08 × 50,340.32
  4. Step 4: Simplify right side
    133,448.48x = 10,076,323,839.71
  5. Step 5: Solve for x
    x = 10,076,323,839.71/133,448.48
  6. Step 6: Final answer
    x = 75,507.22

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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.