Home / 130,297.92-195,475.04-40,340.48

Finding the Fourth Proportional to 130,297.92, 195,475.04 and 40,340.48

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Solution

The fourth proportional to 130,297.92, 195,475.04 and 40,340.48 is: 60,519.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,297.92 : 195,475.04 = 40,340.48 : x
  2. Step 2: Convert to fraction form
    130,297.92/195,475.04 = 40,340.48/x
  3. Step 3: Cross multiply
    130,297.92x = 195,475.04 × 40,340.48
  4. Step 4: Simplify right side
    130,297.92x = 7,885,556,941.62
  5. Step 5: Solve for x
    x = 7,885,556,941.62/130,297.92
  6. Step 6: Final answer
    x = 60,519.44

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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.