Home / 161,441.72-242,199.43-49,137.85

Finding the Fourth Proportional to 161,441.72, 242,199.43 and 49,137.85

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Solution

The fourth proportional to 161,441.72, 242,199.43 and 49,137.85 is: 73,717.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,441.72 : 242,199.43 = 49,137.85 : x
  2. Step 2: Convert to fraction form
    161,441.72/242,199.43 = 49,137.85/x
  3. Step 3: Cross multiply
    161,441.72x = 242,199.43 × 49,137.85
  4. Step 4: Simplify right side
    161,441.72x = 11,901,158,533.08
  5. Step 5: Solve for x
    x = 11,901,158,533.08/161,441.72
  6. Step 6: Final answer
    x = 73,717.99

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1.5x scale

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.