Home / 167,771.12-251,607.24-49,439.84

Finding the Fourth Proportional to 167,771.12, 251,607.24 and 49,439.84

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Solution

The fourth proportional to 167,771.12, 251,607.24 and 49,439.84 is: 74,145.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,771.12 : 251,607.24 = 49,439.84 : x
  2. Step 2: Convert to fraction form
    167,771.12/251,607.24 = 49,439.84/x
  3. Step 3: Cross multiply
    167,771.12x = 251,607.24 × 49,439.84
  4. Step 4: Simplify right side
    167,771.12x = 12,439,421,688.44
  5. Step 5: Solve for x
    x = 12,439,421,688.44/167,771.12
  6. Step 6: Final answer
    x = 74,145.19

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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.