Home / 211,810.20-317,759.05-62,055.38

Finding the Fourth Proportional to 211,810.20, 317,759.05 and 62,055.38

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Solution

The fourth proportional to 211,810.20, 317,759.05 and 62,055.38 is: 93,095.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,810.20 : 317,759.05 = 62,055.38 : x
  2. Step 2: Convert to fraction form
    211,810.20/317,759.05 = 62,055.38/x
  3. Step 3: Cross multiply
    211,810.20x = 317,759.05 × 62,055.38
  4. Step 4: Simplify right side
    211,810.20x = 19,718,658,596.19
  5. Step 5: Solve for x
    x = 19,718,658,596.19/211,810.20
  6. Step 6: Final answer
    x = 93,095.89

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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.