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Finding the Fourth Proportional to 133,377.40, 200,066.10 and 63,393.40

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Solution

The fourth proportional to 133,377.40, 200,066.10 and 63,393.40 is: 95,090.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,377.40 : 200,066.10 = 63,393.40 : x
  2. Step 2: Convert to fraction form
    133,377.40/200,066.10 = 63,393.40/x
  3. Step 3: Cross multiply
    133,377.40x = 200,066.10 × 63,393.40
  4. Step 4: Simplify right side
    133,377.40x = 12,682,870,303.74
  5. Step 5: Solve for x
    x = 12,682,870,303.74/133,377.40
  6. Step 6: Final answer
    x = 95,090.10

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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.