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Finding the Fourth Proportional to 133,760.70, 184,470.21 and 88,484.94

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Solution

The fourth proportional to 133,760.70, 184,470.21 and 88,484.94 is: 122,030.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,760.70 : 184,470.21 = 88,484.94 : x
  2. Step 2: Convert to fraction form
    133,760.70/184,470.21 = 88,484.94/x
  3. Step 3: Cross multiply
    133,760.70x = 184,470.21 × 88,484.94
  4. Step 4: Simplify right side
    133,760.70x = 16,322,835,463.64
  5. Step 5: Solve for x
    x = 16,322,835,463.64/133,760.70
  6. Step 6: Final answer
    x = 122,030.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.