Home / 230,668.36-318,322.38-130,066.36

Finding the Fourth Proportional to 230,668.36, 318,322.38 and 130,066.36

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Solution

The fourth proportional to 230,668.36, 318,322.38 and 130,066.36 is: 179,491.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,668.36 : 318,322.38 = 130,066.36 : x
  2. Step 2: Convert to fraction form
    230,668.36/318,322.38 = 130,066.36/x
  3. Step 3: Cross multiply
    230,668.36x = 318,322.38 × 130,066.36
  4. Step 4: Simplify right side
    230,668.36x = 41,403,033,273.14
  5. Step 5: Solve for x
    x = 41,403,033,273.14/230,668.36
  6. Step 6: Final answer
    x = 179,491.60

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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.