Home / 130,376.10-195,564.15-104,132.10

Finding the Fourth Proportional to 130,376.10, 195,564.15 and 104,132.10

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Solution

The fourth proportional to 130,376.10, 195,564.15 and 104,132.10 is: 156,198.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,376.10 : 195,564.15 = 104,132.10 : x
  2. Step 2: Convert to fraction form
    130,376.10/195,564.15 = 104,132.10/x
  3. Step 3: Cross multiply
    130,376.10x = 195,564.15 × 104,132.10
  4. Step 4: Simplify right side
    130,376.10x = 20,364,505,624.22
  5. Step 5: Solve for x
    x = 20,364,505,624.22/130,376.10
  6. Step 6: Final answer
    x = 156,198.15

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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.