Home / 132,015.53-182,180.43-71,586.09

Finding the Fourth Proportional to 132,015.53, 182,180.43 and 71,586.09

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Solution

The fourth proportional to 132,015.53, 182,180.43 and 71,586.09 is: 98,788.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,015.53 : 182,180.43 = 71,586.09 : x
  2. Step 2: Convert to fraction form
    132,015.53/182,180.43 = 71,586.09/x
  3. Step 3: Cross multiply
    132,015.53x = 182,180.43 × 71,586.09
  4. Step 4: Simplify right side
    132,015.53x = 13,041,584,658.22
  5. Step 5: Solve for x
    x = 13,041,584,658.22/132,015.53
  6. Step 6: Final answer
    x = 98,788.26

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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.