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Finding the Fourth Proportional to 161,226.88, 241,840.89 and 48,908.07

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Solution

The fourth proportional to 161,226.88, 241,840.89 and 48,908.07 is: 73,362.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,226.88 : 241,840.89 = 48,908.07 : x
  2. Step 2: Convert to fraction form
    161,226.88/241,840.89 = 48,908.07/x
  3. Step 3: Cross multiply
    161,226.88x = 241,840.89 × 48,908.07
  4. Step 4: Simplify right side
    161,226.88x = 11,827,971,176.98
  5. Step 5: Solve for x
    x = 11,827,971,176.98/161,226.88
  6. Step 6: Final answer
    x = 73,362.28

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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.