Home / 299,189.42-448,529.04-130,583.69

Finding the Fourth Proportional to 299,189.42, 448,529.04 and 130,583.69

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Solution

The fourth proportional to 299,189.42, 448,529.04 and 130,583.69 is: 195,764.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,189.42 : 448,529.04 = 130,583.69 : x
  2. Step 2: Convert to fraction form
    299,189.42/448,529.04 = 130,583.69/x
  3. Step 3: Cross multiply
    299,189.42x = 448,529.04 × 130,583.69
  4. Step 4: Simplify right side
    299,189.42x = 58,570,574,872.71
  5. Step 5: Solve for x
    x = 58,570,574,872.71/299,189.42
  6. Step 6: Final answer
    x = 195,764.19

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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.