Home / 86,289.84-119,052.18-48,556.80

Finding the Fourth Proportional to 86,289.84, 119,052.18 and 48,556.80

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Solution

The fourth proportional to 86,289.84, 119,052.18 and 48,556.80 is: 66,992.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,289.84 : 119,052.18 = 48,556.80 : x
  2. Step 2: Convert to fraction form
    86,289.84/119,052.18 = 48,556.80/x
  3. Step 3: Cross multiply
    86,289.84x = 119,052.18 × 48,556.80
  4. Step 4: Simplify right side
    86,289.84x = 5,780,792,893.82
  5. Step 5: Solve for x
    x = 5,780,792,893.82/86,289.84
  6. Step 6: Final answer
    x = 66,992.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.