Home / 216,310.41-298,514.39-119,520.51

Finding the Fourth Proportional to 216,310.41, 298,514.39 and 119,520.51

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Solution

The fourth proportional to 216,310.41, 298,514.39 and 119,520.51 is: 164,941.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,310.41 : 298,514.39 = 119,520.51 : x
  2. Step 2: Convert to fraction form
    216,310.41/298,514.39 = 119,520.51/x
  3. Step 3: Cross multiply
    216,310.41x = 298,514.39 × 119,520.51
  4. Step 4: Simplify right side
    216,310.41x = 35,678,590,418.11
  5. Step 5: Solve for x
    x = 35,678,590,418.11/216,310.41
  6. Step 6: Final answer
    x = 164,941.62

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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.