Home / 199,432.19-298,980.51-92,761.94

Finding the Fourth Proportional to 199,432.19, 298,980.51 and 92,761.94

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Solution

The fourth proportional to 199,432.19, 298,980.51 and 92,761.94 is: 139,064.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,432.19 : 298,980.51 = 92,761.94 : x
  2. Step 2: Convert to fraction form
    199,432.19/298,980.51 = 92,761.94/x
  3. Step 3: Cross multiply
    199,432.19x = 298,980.51 × 92,761.94
  4. Step 4: Simplify right side
    199,432.19x = 27,734,012,129.79
  5. Step 5: Solve for x
    x = 27,734,012,129.79/199,432.19
  6. Step 6: Final answer
    x = 139,064.87

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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.