Home / 211,947.16-317,969.98-62,181.40

Finding the Fourth Proportional to 211,947.16, 317,969.98 and 62,181.40

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Solution

The fourth proportional to 211,947.16, 317,969.98 and 62,181.40 is: 93,286.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,947.16 : 317,969.98 = 62,181.40 : x
  2. Step 2: Convert to fraction form
    211,947.16/317,969.98 = 62,181.40/x
  3. Step 3: Cross multiply
    211,947.16x = 317,969.98 × 62,181.40
  4. Step 4: Simplify right side
    211,947.16x = 19,771,818,514.37
  5. Step 5: Solve for x
    x = 19,771,818,514.37/211,947.16
  6. Step 6: Final answer
    x = 93,286.55

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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.