Home / 132,279.03-182,546.53-77,843.23

Finding the Fourth Proportional to 132,279.03, 182,546.53 and 77,843.23

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Solution

The fourth proportional to 132,279.03, 182,546.53 and 77,843.23 is: 107,424.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,279.03 : 182,546.53 = 77,843.23 : x
  2. Step 2: Convert to fraction form
    132,279.03/182,546.53 = 77,843.23/x
  3. Step 3: Cross multiply
    132,279.03x = 182,546.53 × 77,843.23
  4. Step 4: Simplify right side
    132,279.03x = 14,210,011,520.49
  5. Step 5: Solve for x
    x = 14,210,011,520.49/132,279.03
  6. Step 6: Final answer
    x = 107,424.52

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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.