Home / 55,243.68-76,230.38-37,090.74

Finding the Fourth Proportional to 55,243.68, 76,230.38 and 37,090.74

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Solution

The fourth proportional to 55,243.68, 76,230.38 and 37,090.74 is: 51,181.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,243.68 : 76,230.38 = 37,090.74 : x
  2. Step 2: Convert to fraction form
    55,243.68/76,230.38 = 37,090.74/x
  3. Step 3: Cross multiply
    55,243.68x = 76,230.38 × 37,090.74
  4. Step 4: Simplify right side
    55,243.68x = 2,827,441,204.68
  5. Step 5: Solve for x
    x = 2,827,441,204.68/55,243.68
  6. Step 6: Final answer
    x = 51,181.26

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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.