Home / 130,113.37-195,170.07-36,619.12

Finding the Fourth Proportional to 130,113.37, 195,170.07 and 36,619.12

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Solution

The fourth proportional to 130,113.37, 195,170.07 and 36,619.12 is: 54,928.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,113.37 : 195,170.07 = 36,619.12 : x
  2. Step 2: Convert to fraction form
    130,113.37/195,170.07 = 36,619.12/x
  3. Step 3: Cross multiply
    130,113.37x = 195,170.07 × 36,619.12
  4. Step 4: Simplify right side
    130,113.37x = 7,146,956,213.74
  5. Step 5: Solve for x
    x = 7,146,956,213.74/130,113.37
  6. Step 6: Final answer
    x = 54,928.68

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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.