Home / 211,705.34-317,525.13-61,910.42

Finding the Fourth Proportional to 211,705.34, 317,525.13 and 61,910.42

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Solution

The fourth proportional to 211,705.34, 317,525.13 and 61,910.42 is: 92,856.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,705.34 : 317,525.13 = 61,910.42 : x
  2. Step 2: Convert to fraction form
    211,705.34/317,525.13 = 61,910.42/x
  3. Step 3: Cross multiply
    211,705.34x = 317,525.13 × 61,910.42
  4. Step 4: Simplify right side
    211,705.34x = 19,658,112,571.23
  5. Step 5: Solve for x
    x = 19,658,112,571.23/211,705.34
  6. Step 6: Final answer
    x = 92,856.01

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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.