Home / 53,424.99-80,112.33-31,245.12

Finding the Fourth Proportional to 53,424.99, 80,112.33 and 31,245.12

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Solution

The fourth proportional to 53,424.99, 80,112.33 and 31,245.12 is: 46,852.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,424.99 : 80,112.33 = 31,245.12 : x
  2. Step 2: Convert to fraction form
    53,424.99/80,112.33 = 31,245.12/x
  3. Step 3: Cross multiply
    53,424.99x = 80,112.33 × 31,245.12
  4. Step 4: Simplify right side
    53,424.99x = 2,503,119,364.33
  5. Step 5: Solve for x
    x = 2,503,119,364.33/53,424.99
  6. Step 6: Final answer
    x = 46,852.97

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1.5x scale

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.