Home / 102,925.12-154,311.42-48,863.05

Finding the Fourth Proportional to 102,925.12, 154,311.42 and 48,863.05

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Solution

The fourth proportional to 102,925.12, 154,311.42 and 48,863.05 is: 73,258.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,925.12 : 154,311.42 = 48,863.05 : x
  2. Step 2: Convert to fraction form
    102,925.12/154,311.42 = 48,863.05/x
  3. Step 3: Cross multiply
    102,925.12x = 154,311.42 × 48,863.05
  4. Step 4: Simplify right side
    102,925.12x = 7,540,126,084.92
  5. Step 5: Solve for x
    x = 7,540,126,084.92/102,925.12
  6. Step 6: Final answer
    x = 73,258.37

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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.