Home / 199,208.64-298,871.31-64,269.98

Finding the Fourth Proportional to 199,208.64, 298,871.31 and 64,269.98

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Solution

The fourth proportional to 199,208.64, 298,871.31 and 64,269.98 is: 96,423.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,208.64 : 298,871.31 = 64,269.98 : x
  2. Step 2: Convert to fraction form
    199,208.64/298,871.31 = 64,269.98/x
  3. Step 3: Cross multiply
    199,208.64x = 298,871.31 × 64,269.98
  4. Step 4: Simplify right side
    199,208.64x = 19,208,451,621.92
  5. Step 5: Solve for x
    x = 19,208,451,621.92/199,208.64
  6. Step 6: Final answer
    x = 96,423.79

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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.