Home / 211,860.36-317,767.05-62,102.43

Finding the Fourth Proportional to 211,860.36, 317,767.05 and 62,102.43

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Solution

The fourth proportional to 211,860.36, 317,767.05 and 62,102.43 is: 93,146.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,860.36 : 317,767.05 = 62,102.43 : x
  2. Step 2: Convert to fraction form
    211,860.36/317,767.05 = 62,102.43/x
  3. Step 3: Cross multiply
    211,860.36x = 317,767.05 × 62,102.43
  4. Step 4: Simplify right side
    211,860.36x = 19,734,105,978.93
  5. Step 5: Solve for x
    x = 19,734,105,978.93/211,860.36
  6. Step 6: Final answer
    x = 93,146.76

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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.