Home / 55,090.26-76,022.94-31,224.63

Finding the Fourth Proportional to 55,090.26, 76,022.94 and 31,224.63

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Solution

The fourth proportional to 55,090.26, 76,022.94 and 31,224.63 is: 43,089.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,090.26 : 76,022.94 = 31,224.63 : x
  2. Step 2: Convert to fraction form
    55,090.26/76,022.94 = 31,224.63/x
  3. Step 3: Cross multiply
    55,090.26x = 76,022.94 × 31,224.63
  4. Step 4: Simplify right side
    55,090.26x = 2,373,788,173.01
  5. Step 5: Solve for x
    x = 2,373,788,173.01/55,090.26
  6. Step 6: Final answer
    x = 43,089.07

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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.