Home / 69,855.35-104,275.86-64,651.37

Finding the Fourth Proportional to 69,855.35, 104,275.86 and 64,651.37

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Solution

The fourth proportional to 69,855.35, 104,275.86 and 64,651.37 is: 96,507.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,855.35 : 104,275.86 = 64,651.37 : x
  2. Step 2: Convert to fraction form
    69,855.35/104,275.86 = 64,651.37/x
  3. Step 3: Cross multiply
    69,855.35x = 104,275.86 × 64,651.37
  4. Step 4: Simplify right side
    69,855.35x = 6,741,576,443.11
  5. Step 5: Solve for x
    x = 6,741,576,443.11/69,855.35
  6. Step 6: Final answer
    x = 96,507.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.