Home / 199,425.64-298,889.00-99,613.70

Finding the Fourth Proportional to 199,425.64, 298,889.00 and 99,613.70

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Solution

The fourth proportional to 199,425.64, 298,889.00 and 99,613.70 is: 149,295.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,425.64 : 298,889.00 = 99,613.70 : x
  2. Step 2: Convert to fraction form
    199,425.64/298,889.00 = 99,613.70/x
  3. Step 3: Cross multiply
    199,425.64x = 298,889.00 × 99,613.70
  4. Step 4: Simplify right side
    199,425.64x = 29,773,437,186.79
  5. Step 5: Solve for x
    x = 29,773,437,186.79/199,425.64
  6. Step 6: Final answer
    x = 149,295.94

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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.