Home / 211,834.61-317,751.66-54,063.08

Finding the Fourth Proportional to 211,834.61, 317,751.66 and 54,063.08

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Solution

The fourth proportional to 211,834.61, 317,751.66 and 54,063.08 is: 81,094.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,834.61 : 317,751.66 = 54,063.08 : x
  2. Step 2: Convert to fraction form
    211,834.61/317,751.66 = 54,063.08/x
  3. Step 3: Cross multiply
    211,834.61x = 317,751.66 × 54,063.08
  4. Step 4: Simplify right side
    211,834.61x = 17,178,633,414.71
  5. Step 5: Solve for x
    x = 17,178,633,414.71/211,834.61
  6. Step 6: Final answer
    x = 81,094.55

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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.