Home / 188,272.05-282,408.09-88,501.11

Finding the Fourth Proportional to 188,272.05, 282,408.09 and 88,501.11

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Solution

The fourth proportional to 188,272.05, 282,408.09 and 88,501.11 is: 132,751.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,272.05 : 282,408.09 = 88,501.11 : x
  2. Step 2: Convert to fraction form
    188,272.05/282,408.09 = 88,501.11/x
  3. Step 3: Cross multiply
    188,272.05x = 282,408.09 × 88,501.11
  4. Step 4: Simplify right side
    188,272.05x = 24,993,429,437.98
  5. Step 5: Solve for x
    x = 24,993,429,437.98/188,272.05
  6. Step 6: Final answer
    x = 132,751.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.