Home / 211,524.31-291,738.57-130,996.54

Finding the Fourth Proportional to 211,524.31, 291,738.57 and 130,996.54

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Solution

The fourth proportional to 211,524.31, 291,738.57 and 130,996.54 is: 180,673.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,524.31 : 291,738.57 = 130,996.54 : x
  2. Step 2: Convert to fraction form
    211,524.31/291,738.57 = 130,996.54/x
  3. Step 3: Cross multiply
    211,524.31x = 291,738.57 × 130,996.54
  4. Step 4: Simplify right side
    211,524.31x = 38,216,743,254.55
  5. Step 5: Solve for x
    x = 38,216,743,254.55/211,524.31
  6. Step 6: Final answer
    x = 180,673.05

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.