Home / 130,141.20-195,218.58-36,654.24

Finding the Fourth Proportional to 130,141.20, 195,218.58 and 36,654.24

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Solution

The fourth proportional to 130,141.20, 195,218.58 and 36,654.24 is: 54,983.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,141.20 : 195,218.58 = 36,654.24 : x
  2. Step 2: Convert to fraction form
    130,141.20/195,218.58 = 36,654.24/x
  3. Step 3: Cross multiply
    130,141.20x = 195,218.58 × 36,654.24
  4. Step 4: Simplify right side
    130,141.20x = 7,155,588,683.78
  5. Step 5: Solve for x
    x = 7,155,588,683.78/130,141.20
  6. Step 6: Final answer
    x = 54,983.27

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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.