Home / 60,674.58-91,016.19-19,120.50

Finding the Fourth Proportional to 60,674.58, 91,016.19 and 19,120.50

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Solution

The fourth proportional to 60,674.58, 91,016.19 and 19,120.50 is: 28,682.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,674.58 : 91,016.19 = 19,120.50 : x
  2. Step 2: Convert to fraction form
    60,674.58/91,016.19 = 19,120.50/x
  3. Step 3: Cross multiply
    60,674.58x = 91,016.19 × 19,120.50
  4. Step 4: Simplify right side
    60,674.58x = 1,740,275,060.90
  5. Step 5: Solve for x
    x = 1,740,275,060.90/60,674.58
  6. Step 6: Final answer
    x = 28,682.11

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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.