Home / 216,316.14-298,514.49-119,519.70

Finding the Fourth Proportional to 216,316.14, 298,514.49 and 119,519.70

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Solution

The fourth proportional to 216,316.14, 298,514.49 and 119,519.70 is: 164,936.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,316.14 : 298,514.49 = 119,519.70 : x
  2. Step 2: Convert to fraction form
    216,316.14/298,514.49 = 119,519.70/x
  3. Step 3: Cross multiply
    216,316.14x = 298,514.49 × 119,519.70
  4. Step 4: Simplify right side
    216,316.14x = 35,678,362,290.45
  5. Step 5: Solve for x
    x = 35,678,362,290.45/216,316.14
  6. Step 6: Final answer
    x = 164,936.20

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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.