Home / 133,771.74-184,541.40-80,045.94

Finding the Fourth Proportional to 133,771.74, 184,541.40 and 80,045.94

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Solution

The fourth proportional to 133,771.74, 184,541.40 and 80,045.94 is: 110,425.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,771.74 : 184,541.40 = 80,045.94 : x
  2. Step 2: Convert to fraction form
    133,771.74/184,541.40 = 80,045.94/x
  3. Step 3: Cross multiply
    133,771.74x = 184,541.40 × 80,045.94
  4. Step 4: Simplify right side
    133,771.74x = 14,771,789,831.92
  5. Step 5: Solve for x
    x = 14,771,789,831.92/133,771.74
  6. Step 6: Final answer
    x = 110,425.34

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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.