Home / 161,734.20-242,601.30-154,908.60

Finding the Fourth Proportional to 161,734.20, 242,601.30 and 154,908.60

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Solution

The fourth proportional to 161,734.20, 242,601.30 and 154,908.60 is: 232,362.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,734.20 : 242,601.30 = 154,908.60 : x
  2. Step 2: Convert to fraction form
    161,734.20/242,601.30 = 154,908.60/x
  3. Step 3: Cross multiply
    161,734.20x = 242,601.30 × 154,908.60
  4. Step 4: Simplify right side
    161,734.20x = 37,581,027,741.18
  5. Step 5: Solve for x
    x = 37,581,027,741.18/161,734.20
  6. Step 6: Final answer
    x = 232,362.90

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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.