Home / 195,158.46-292,836.06-76,914.66

Finding the Fourth Proportional to 195,158.46, 292,836.06 and 76,914.66

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Solution

The fourth proportional to 195,158.46, 292,836.06 and 76,914.66 is: 115,410.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,158.46 : 292,836.06 = 76,914.66 : x
  2. Step 2: Convert to fraction form
    195,158.46/292,836.06 = 76,914.66/x
  3. Step 3: Cross multiply
    195,158.46x = 292,836.06 × 76,914.66
  4. Step 4: Simplify right side
    195,158.46x = 22,523,385,990.64
  5. Step 5: Solve for x
    x = 22,523,385,990.64/195,158.46
  6. Step 6: Final answer
    x = 115,410.76

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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.