Home / 382,835.58-574,305.90-130,048.20

Finding the Fourth Proportional to 382,835.58, 574,305.90 and 130,048.20

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Solution

The fourth proportional to 382,835.58, 574,305.90 and 130,048.20 is: 195,090.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,835.58 : 574,305.90 = 130,048.20 : x
  2. Step 2: Convert to fraction form
    382,835.58/574,305.90 = 130,048.20/x
  3. Step 3: Cross multiply
    382,835.58x = 574,305.90 × 130,048.20
  4. Step 4: Simplify right side
    382,835.58x = 74,687,448,544.38
  5. Step 5: Solve for x
    x = 74,687,448,544.38/382,835.58
  6. Step 6: Final answer
    x = 195,090.14

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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.