Home / 164,934.58-247,367.84-80,608.18

Finding the Fourth Proportional to 164,934.58, 247,367.84 and 80,608.18

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Solution

The fourth proportional to 164,934.58, 247,367.84 and 80,608.18 is: 120,895.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,934.58 : 247,367.84 = 80,608.18 : x
  2. Step 2: Convert to fraction form
    164,934.58/247,367.84 = 80,608.18/x
  3. Step 3: Cross multiply
    164,934.58x = 247,367.84 × 80,608.18
  4. Step 4: Simplify right side
    164,934.58x = 19,939,871,372.93
  5. Step 5: Solve for x
    x = 19,939,871,372.93/164,934.58
  6. Step 6: Final answer
    x = 120,895.64

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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.