Home / 132,732.35-183,164.73-77,546.79

Finding the Fourth Proportional to 132,732.35, 183,164.73 and 77,546.79

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Solution

The fourth proportional to 132,732.35, 183,164.73 and 77,546.79 is: 107,011.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,732.35 : 183,164.73 = 77,546.79 : x
  2. Step 2: Convert to fraction form
    132,732.35/183,164.73 = 77,546.79/x
  3. Step 3: Cross multiply
    132,732.35x = 183,164.73 × 77,546.79
  4. Step 4: Simplify right side
    132,732.35x = 14,203,836,852.72
  5. Step 5: Solve for x
    x = 14,203,836,852.72/132,732.35
  6. Step 6: Final answer
    x = 107,011.11

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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.