Home / 89,994.31-124,193.46-52,268.56

Finding the Fourth Proportional to 89,994.31, 124,193.46 and 52,268.56

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Solution

The fourth proportional to 89,994.31, 124,193.46 and 52,268.56 is: 72,131.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,994.31 : 124,193.46 = 52,268.56 : x
  2. Step 2: Convert to fraction form
    89,994.31/124,193.46 = 52,268.56/x
  3. Step 3: Cross multiply
    89,994.31x = 124,193.46 × 52,268.56
  4. Step 4: Simplify right side
    89,994.31x = 6,491,413,315.62
  5. Step 5: Solve for x
    x = 6,491,413,315.62/89,994.31
  6. Step 6: Final answer
    x = 72,131.37

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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.