Home / 370,820.16-556,229.97-134,107.65

Finding the Fourth Proportional to 370,820.16, 556,229.97 and 134,107.65

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Solution

The fourth proportional to 370,820.16, 556,229.97 and 134,107.65 is: 201,161.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,820.16 : 556,229.97 = 134,107.65 : x
  2. Step 2: Convert to fraction form
    370,820.16/556,229.97 = 134,107.65/x
  3. Step 3: Cross multiply
    370,820.16x = 556,229.97 × 134,107.65
  4. Step 4: Simplify right side
    370,820.16x = 74,594,694,136.27
  5. Step 5: Solve for x
    x = 74,594,694,136.27/370,820.16
  6. Step 6: Final answer
    x = 201,161.38

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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.