Home / 198,853.89-298,281.44-49,094.19

Finding the Fourth Proportional to 198,853.89, 298,281.44 and 49,094.19

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Solution

The fourth proportional to 198,853.89, 298,281.44 and 49,094.19 is: 73,641.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,853.89 : 298,281.44 = 49,094.19 : x
  2. Step 2: Convert to fraction form
    198,853.89/298,281.44 = 49,094.19/x
  3. Step 3: Cross multiply
    198,853.89x = 298,281.44 × 49,094.19
  4. Step 4: Simplify right side
    198,853.89x = 14,643,885,688.83
  5. Step 5: Solve for x
    x = 14,643,885,688.83/198,853.89
  6. Step 6: Final answer
    x = 73,641.43

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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.