Home / 130,853.72-196,354.68-55,967.19

Finding the Fourth Proportional to 130,853.72, 196,354.68 and 55,967.19

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Solution

The fourth proportional to 130,853.72, 196,354.68 and 55,967.19 is: 83,982.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,853.72 : 196,354.68 = 55,967.19 : x
  2. Step 2: Convert to fraction form
    130,853.72/196,354.68 = 55,967.19/x
  3. Step 3: Cross multiply
    130,853.72x = 196,354.68 × 55,967.19
  4. Step 4: Simplify right side
    130,853.72x = 10,989,419,682.95
  5. Step 5: Solve for x
    x = 10,989,419,682.95/130,853.72
  6. Step 6: Final answer
    x = 83,982.48

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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.