Home / 213,236.64-294,267-117,743.52

Finding the Fourth Proportional to 213,236.64, 294,267 and 117,743.52

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Solution

The fourth proportional to 213,236.64, 294,267 and 117,743.52 is: 162,486.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,236.64 : 294,267 = 117,743.52 : x
  2. Step 2: Convert to fraction form
    213,236.64/294,267 = 117,743.52/x
  3. Step 3: Cross multiply
    213,236.64x = 294,267 × 117,743.52
  4. Step 4: Simplify right side
    213,236.64x = 34,648,032,399.84
  5. Step 5: Solve for x
    x = 34,648,032,399.84/213,236.64
  6. Step 6: Final answer
    x = 162,486.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.