Home / 130,734.60-196,076.07-35,940.32

Finding the Fourth Proportional to 130,734.60, 196,076.07 and 35,940.32

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Solution

The fourth proportional to 130,734.60, 196,076.07 and 35,940.32 is: 53,903.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,734.60 : 196,076.07 = 35,940.32 : x
  2. Step 2: Convert to fraction form
    130,734.60/196,076.07 = 35,940.32/x
  3. Step 3: Cross multiply
    130,734.60x = 196,076.07 × 35,940.32
  4. Step 4: Simplify right side
    130,734.60x = 7,047,036,700.14
  5. Step 5: Solve for x
    x = 7,047,036,700.14/130,734.60
  6. Step 6: Final answer
    x = 53,903.38

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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.