Home / 199,098.08-298,638.41-64,159.13

Finding the Fourth Proportional to 199,098.08, 298,638.41 and 64,159.13

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Solution

The fourth proportional to 199,098.08, 298,638.41 and 64,159.13 is: 96,235.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,098.08 : 298,638.41 = 64,159.13 : x
  2. Step 2: Convert to fraction form
    199,098.08/298,638.41 = 64,159.13/x
  3. Step 3: Cross multiply
    199,098.08x = 298,638.41 × 64,159.13
  4. Step 4: Simplify right side
    199,098.08x = 19,160,379,076.99
  5. Step 5: Solve for x
    x = 19,160,379,076.99/199,098.08
  6. Step 6: Final answer
    x = 96,235.88

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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.