Home / 67,566.96-101,364.80-20,181.54

Finding the Fourth Proportional to 67,566.96, 101,364.80 and 20,181.54

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Solution

The fourth proportional to 67,566.96, 101,364.80 and 20,181.54 is: 30,276.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,566.96 : 101,364.80 = 20,181.54 : x
  2. Step 2: Convert to fraction form
    67,566.96/101,364.80 = 20,181.54/x
  3. Step 3: Cross multiply
    67,566.96x = 101,364.80 × 20,181.54
  4. Step 4: Simplify right side
    67,566.96x = 2,045,697,664.88
  5. Step 5: Solve for x
    x = 2,045,697,664.88/67,566.96
  6. Step 6: Final answer
    x = 30,276.60

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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.