Home / 130,765.34-196,079.86-46,513.27

Finding the Fourth Proportional to 130,765.34, 196,079.86 and 46,513.27

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Solution

The fourth proportional to 130,765.34, 196,079.86 and 46,513.27 is: 69,745.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,765.34 : 196,079.86 = 46,513.27 : x
  2. Step 2: Convert to fraction form
    130,765.34/196,079.86 = 46,513.27/x
  3. Step 3: Cross multiply
    130,765.34x = 196,079.86 × 46,513.27
  4. Step 4: Simplify right side
    130,765.34x = 9,120,315,772.98
  5. Step 5: Solve for x
    x = 9,120,315,772.98/130,765.34
  6. Step 6: Final answer
    x = 69,745.67

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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.