Home / 211,299.93-317,344.77-186,008.49

Finding the Fourth Proportional to 211,299.93, 317,344.77 and 186,008.49

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Solution

The fourth proportional to 211,299.93, 317,344.77 and 186,008.49 is: 279,360.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,299.93 : 317,344.77 = 186,008.49 : x
  2. Step 2: Convert to fraction form
    211,299.93/317,344.77 = 186,008.49/x
  3. Step 3: Cross multiply
    211,299.93x = 317,344.77 × 186,008.49
  4. Step 4: Simplify right side
    211,299.93x = 59,028,821,477.10
  5. Step 5: Solve for x
    x = 59,028,821,477.10/211,299.93
  6. Step 6: Final answer
    x = 279,360.35

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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.