Home / 132,559.22-182,929.01-72,131.06

Finding the Fourth Proportional to 132,559.22, 182,929.01 and 72,131.06

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Solution

The fourth proportional to 132,559.22, 182,929.01 and 72,131.06 is: 99,539.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,559.22 : 182,929.01 = 72,131.06 : x
  2. Step 2: Convert to fraction form
    132,559.22/182,929.01 = 72,131.06/x
  3. Step 3: Cross multiply
    132,559.22x = 182,929.01 × 72,131.06
  4. Step 4: Simplify right side
    132,559.22x = 13,194,863,396.05
  5. Step 5: Solve for x
    x = 13,194,863,396.05/132,559.22
  6. Step 6: Final answer
    x = 99,539.39

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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.