Home / 130,765.40-196,079.96-46,513.33

Finding the Fourth Proportional to 130,765.40, 196,079.96 and 46,513.33

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Solution

The fourth proportional to 130,765.40, 196,079.96 and 46,513.33 is: 69,745.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,765.40 : 196,079.96 = 46,513.33 : x
  2. Step 2: Convert to fraction form
    130,765.40/196,079.96 = 46,513.33/x
  3. Step 3: Cross multiply
    130,765.40x = 196,079.96 × 46,513.33
  4. Step 4: Simplify right side
    130,765.40x = 9,120,331,653.30
  5. Step 5: Solve for x
    x = 9,120,331,653.30/130,765.40
  6. Step 6: Final answer
    x = 69,745.76

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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.