Home / 132,546.24-182,853.54-78,800.76

Finding the Fourth Proportional to 132,546.24, 182,853.54 and 78,800.76

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Solution

The fourth proportional to 132,546.24, 182,853.54 and 78,800.76 is: 108,709.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,546.24 : 182,853.54 = 78,800.76 : x
  2. Step 2: Convert to fraction form
    132,546.24/182,853.54 = 78,800.76/x
  3. Step 3: Cross multiply
    132,546.24x = 182,853.54 × 78,800.76
  4. Step 4: Simplify right side
    132,546.24x = 14,408,997,920.69
  5. Step 5: Solve for x
    x = 14,408,997,920.69/132,546.24
  6. Step 6: Final answer
    x = 108,709.22

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1.5x scale

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.