Home / 80,041.48-120,024.54-46,771.15

Finding the Fourth Proportional to 80,041.48, 120,024.54 and 46,771.15

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Solution

The fourth proportional to 80,041.48, 120,024.54 and 46,771.15 is: 70,134.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,041.48 : 120,024.54 = 46,771.15 : x
  2. Step 2: Convert to fraction form
    80,041.48/120,024.54 = 46,771.15/x
  3. Step 3: Cross multiply
    80,041.48x = 120,024.54 × 46,771.15
  4. Step 4: Simplify right side
    80,041.48x = 5,613,685,764.02
  5. Step 5: Solve for x
    x = 5,613,685,764.02/80,041.48
  6. Step 6: Final answer
    x = 70,134.71

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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.