Home / 161,450.82-242,045.01-56,343.60

Finding the Fourth Proportional to 161,450.82, 242,045.01 and 56,343.60

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Solution

The fourth proportional to 161,450.82, 242,045.01 and 56,343.60 is: 84,469.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,450.82 : 242,045.01 = 56,343.60 : x
  2. Step 2: Convert to fraction form
    161,450.82/242,045.01 = 56,343.60/x
  3. Step 3: Cross multiply
    161,450.82x = 242,045.01 × 56,343.60
  4. Step 4: Simplify right side
    161,450.82x = 13,637,687,225.44
  5. Step 5: Solve for x
    x = 13,637,687,225.44/161,450.82
  6. Step 6: Final answer
    x = 84,469.61

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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.