Home / 211,533.73-317,322.86-61,774.44

Finding the Fourth Proportional to 211,533.73, 317,322.86 and 61,774.44

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Solution

The fourth proportional to 211,533.73, 317,322.86 and 61,774.44 is: 92,668.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,533.73 : 317,322.86 = 61,774.44 : x
  2. Step 2: Convert to fraction form
    211,533.73/317,322.86 = 61,774.44/x
  3. Step 3: Cross multiply
    211,533.73x = 317,322.86 × 61,774.44
  4. Step 4: Simplify right side
    211,533.73x = 19,602,441,975.70
  5. Step 5: Solve for x
    x = 19,602,441,975.70/211,533.73
  6. Step 6: Final answer
    x = 92,668.16

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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.