Home / 115,830.39-173,689.93-49,234.42

Finding the Fourth Proportional to 115,830.39, 173,689.93 and 49,234.42

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Solution

The fourth proportional to 115,830.39, 173,689.93 and 49,234.42 is: 73,827.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,830.39 : 173,689.93 = 49,234.42 : x
  2. Step 2: Convert to fraction form
    115,830.39/173,689.93 = 49,234.42/x
  3. Step 3: Cross multiply
    115,830.39x = 173,689.93 × 49,234.42
  4. Step 4: Simplify right side
    115,830.39x = 8,551,522,963.39
  5. Step 5: Solve for x
    x = 8,551,522,963.39/115,830.39
  6. Step 6: Final answer
    x = 73,827.97

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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.