Home / 371,106.24-512,095.41-218,149.29

Finding the Fourth Proportional to 371,106.24, 512,095.41 and 218,149.29

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Solution

The fourth proportional to 371,106.24, 512,095.41 and 218,149.29 is: 301,027.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,106.24 : 512,095.41 = 218,149.29 : x
  2. Step 2: Convert to fraction form
    371,106.24/512,095.41 = 218,149.29/x
  3. Step 3: Cross multiply
    371,106.24x = 512,095.41 × 218,149.29
  4. Step 4: Simplify right side
    371,106.24x = 111,713,250,103.76
  5. Step 5: Solve for x
    x = 111,713,250,103.76/371,106.24
  6. Step 6: Final answer
    x = 301,027.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.