Home / 164,951.18-247,235.52-76,017.86

Finding the Fourth Proportional to 164,951.18, 247,235.52 and 76,017.86

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Solution

The fourth proportional to 164,951.18, 247,235.52 and 76,017.86 is: 113,938.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,951.18 : 247,235.52 = 76,017.86 : x
  2. Step 2: Convert to fraction form
    164,951.18/247,235.52 = 76,017.86/x
  3. Step 3: Cross multiply
    164,951.18x = 247,235.52 × 76,017.86
  4. Step 4: Simplify right side
    164,951.18x = 18,794,315,146.39
  5. Step 5: Solve for x
    x = 18,794,315,146.39/164,951.18
  6. Step 6: Final answer
    x = 113,938.65

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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.