Home / 132,450.03-182,778.89-72,022.19

Finding the Fourth Proportional to 132,450.03, 182,778.89 and 72,022.19

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Solution

The fourth proportional to 132,450.03, 182,778.89 and 72,022.19 is: 99,389.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,450.03 : 182,778.89 = 72,022.19 : x
  2. Step 2: Convert to fraction form
    132,450.03/182,778.89 = 72,022.19/x
  3. Step 3: Cross multiply
    132,450.03x = 182,778.89 × 72,022.19
  4. Step 4: Simplify right side
    132,450.03x = 13,164,134,669.56
  5. Step 5: Solve for x
    x = 13,164,134,669.56/132,450.03
  6. Step 6: Final answer
    x = 99,389.44

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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.