Home / 216,174.41-298,445.19-143,675.60

Finding the Fourth Proportional to 216,174.41, 298,445.19 and 143,675.60

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Solution

The fourth proportional to 216,174.41, 298,445.19 and 143,675.60 is: 198,355.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,174.41 : 298,445.19 = 143,675.60 : x
  2. Step 2: Convert to fraction form
    216,174.41/298,445.19 = 143,675.60/x
  3. Step 3: Cross multiply
    216,174.41x = 298,445.19 × 143,675.60
  4. Step 4: Simplify right side
    216,174.41x = 42,879,292,486.48
  5. Step 5: Solve for x
    x = 42,879,292,486.48/216,174.41
  6. Step 6: Final answer
    x = 198,355.09

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1.5x scale

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.