Home / 76,012.21-104,842.52-58,076.18

Finding the Fourth Proportional to 76,012.21, 104,842.52 and 58,076.18

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Solution

The fourth proportional to 76,012.21, 104,842.52 and 58,076.18 is: 80,103.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,012.21 : 104,842.52 = 58,076.18 : x
  2. Step 2: Convert to fraction form
    76,012.21/104,842.52 = 58,076.18/x
  3. Step 3: Cross multiply
    76,012.21x = 104,842.52 × 58,076.18
  4. Step 4: Simplify right side
    76,012.21x = 6,088,852,772.79
  5. Step 5: Solve for x
    x = 6,088,852,772.79/76,012.21
  6. Step 6: Final answer
    x = 80,103.61

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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.