Home / 52,847.34-72,930.87-30,189.66

Finding the Fourth Proportional to 52,847.34, 72,930.87 and 30,189.66

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Solution

The fourth proportional to 52,847.34, 72,930.87 and 30,189.66 is: 41,662.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,847.34 : 72,930.87 = 30,189.66 : x
  2. Step 2: Convert to fraction form
    52,847.34/72,930.87 = 30,189.66/x
  3. Step 3: Cross multiply
    52,847.34x = 72,930.87 × 30,189.66
  4. Step 4: Simplify right side
    52,847.34x = 2,201,758,168.80
  5. Step 5: Solve for x
    x = 2,201,758,168.80/52,847.34
  6. Step 6: Final answer
    x = 41,662.61

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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.