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Finding the Fourth Proportional to 133,392.56, 200,157.84 and 58,565.25

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Solution

The fourth proportional to 133,392.56, 200,157.84 and 58,565.25 is: 87,878.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,392.56 : 200,157.84 = 58,565.25 : x
  2. Step 2: Convert to fraction form
    133,392.56/200,157.84 = 58,565.25/x
  3. Step 3: Cross multiply
    133,392.56x = 200,157.84 × 58,565.25
  4. Step 4: Simplify right side
    133,392.56x = 11,722,293,939.06
  5. Step 5: Solve for x
    x = 11,722,293,939.06/133,392.56
  6. Step 6: Final answer
    x = 87,878.17

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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.