Home / 130,024.20-195,036.30-106,404.60

Finding the Fourth Proportional to 130,024.20, 195,036.30 and 106,404.60

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Solution

The fourth proportional to 130,024.20, 195,036.30 and 106,404.60 is: 159,606.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,024.20 : 195,036.30 = 106,404.60 : x
  2. Step 2: Convert to fraction form
    130,024.20/195,036.30 = 106,404.60/x
  3. Step 3: Cross multiply
    130,024.20x = 195,036.30 × 106,404.60
  4. Step 4: Simplify right side
    130,024.20x = 20,752,759,486.98
  5. Step 5: Solve for x
    x = 20,752,759,486.98/130,024.20
  6. Step 6: Final answer
    x = 159,606.90

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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.