Home / 57,722.20-86,648.10-44,632.60

Finding the Fourth Proportional to 57,722.20, 86,648.10 and 44,632.60

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Solution

The fourth proportional to 57,722.20, 86,648.10 and 44,632.60 is: 66,999.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,722.20 : 86,648.10 = 44,632.60 : x
  2. Step 2: Convert to fraction form
    57,722.20/86,648.10 = 44,632.60/x
  3. Step 3: Cross multiply
    57,722.20x = 86,648.10 × 44,632.60
  4. Step 4: Simplify right side
    57,722.20x = 3,867,329,988.06
  5. Step 5: Solve for x
    x = 3,867,329,988.06/57,722.20
  6. Step 6: Final answer
    x = 66,999.01

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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.