Home / 130,478.03-195,748.19-46,245.56

Finding the Fourth Proportional to 130,478.03, 195,748.19 and 46,245.56

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Solution

The fourth proportional to 130,478.03, 195,748.19 and 46,245.56 is: 69,379.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,478.03 : 195,748.19 = 46,245.56 : x
  2. Step 2: Convert to fraction form
    130,478.03/195,748.19 = 46,245.56/x
  3. Step 3: Cross multiply
    130,478.03x = 195,748.19 × 46,245.56
  4. Step 4: Simplify right side
    130,478.03x = 9,052,483,455.57
  5. Step 5: Solve for x
    x = 9,052,483,455.57/130,478.03
  6. Step 6: Final answer
    x = 69,379.37

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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.