Home / 199,222.36-275,196.08-159,216.52

Finding the Fourth Proportional to 199,222.36, 275,196.08 and 159,216.52

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Solution

The fourth proportional to 199,222.36, 275,196.08 and 159,216.52 is: 219,933.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,222.36 : 275,196.08 = 159,216.52 : x
  2. Step 2: Convert to fraction form
    199,222.36/275,196.08 = 159,216.52/x
  3. Step 3: Cross multiply
    199,222.36x = 275,196.08 × 159,216.52
  4. Step 4: Simplify right side
    199,222.36x = 43,815,762,175.24
  5. Step 5: Solve for x
    x = 43,815,762,175.24/199,222.36
  6. Step 6: Final answer
    x = 219,933.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.