Home / 167,631.04-251,351.36-55,280.64

Finding the Fourth Proportional to 167,631.04, 251,351.36 and 55,280.64

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Solution

The fourth proportional to 167,631.04, 251,351.36 and 55,280.64 is: 82,889.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,631.04 : 251,351.36 = 55,280.64 : x
  2. Step 2: Convert to fraction form
    167,631.04/251,351.36 = 55,280.64/x
  3. Step 3: Cross multiply
    167,631.04x = 251,351.36 × 55,280.64
  4. Step 4: Simplify right side
    167,631.04x = 13,894,864,045.67
  5. Step 5: Solve for x
    x = 13,894,864,045.67/167,631.04
  6. Step 6: Final answer
    x = 82,889.57

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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.