Home / 213,561.44-294,720.94-118,074.30

Finding the Fourth Proportional to 213,561.44, 294,720.94 and 118,074.30

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Solution

The fourth proportional to 213,561.44, 294,720.94 and 118,074.30 is: 162,945.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,561.44 : 294,720.94 = 118,074.30 : x
  2. Step 2: Convert to fraction form
    213,561.44/294,720.94 = 118,074.30/x
  3. Step 3: Cross multiply
    213,561.44x = 294,720.94 × 118,074.30
  4. Step 4: Simplify right side
    213,561.44x = 34,798,968,685.84
  5. Step 5: Solve for x
    x = 34,798,968,685.84/213,561.44
  6. Step 6: Final answer
    x = 162,945.94

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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.