Home / 179,146.64-268,498.50-90,425.44

Finding the Fourth Proportional to 179,146.64, 268,498.50 and 90,425.44

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Solution

The fourth proportional to 179,146.64, 268,498.50 and 90,425.44 is: 135,526.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,146.64 : 268,498.50 = 90,425.44 : x
  2. Step 2: Convert to fraction form
    179,146.64/268,498.50 = 90,425.44/x
  3. Step 3: Cross multiply
    179,146.64x = 268,498.50 × 90,425.44
  4. Step 4: Simplify right side
    179,146.64x = 24,279,095,001.84
  5. Step 5: Solve for x
    x = 24,279,095,001.84/179,146.64
  6. Step 6: Final answer
    x = 135,526.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.