Home / 130,872.44-196,348.07-46,621.60

Finding the Fourth Proportional to 130,872.44, 196,348.07 and 46,621.60

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Solution

The fourth proportional to 130,872.44, 196,348.07 and 46,621.60 is: 69,946.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,872.44 : 196,348.07 = 46,621.60 : x
  2. Step 2: Convert to fraction form
    130,872.44/196,348.07 = 46,621.60/x
  3. Step 3: Cross multiply
    130,872.44x = 196,348.07 × 46,621.60
  4. Step 4: Simplify right side
    130,872.44x = 9,154,061,180.31
  5. Step 5: Solve for x
    x = 9,154,061,180.31/130,872.44
  6. Step 6: Final answer
    x = 69,946.44

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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.