Home / 238,613.71-329,283.96-131,182.80

Finding the Fourth Proportional to 238,613.71, 329,283.96 and 131,182.80

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Solution

The fourth proportional to 238,613.71, 329,283.96 and 131,182.80 is: 181,030.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,613.71 : 329,283.96 = 131,182.80 : x
  2. Step 2: Convert to fraction form
    238,613.71/329,283.96 = 131,182.80/x
  3. Step 3: Cross multiply
    238,613.71x = 329,283.96 × 131,182.80
  4. Step 4: Simplify right side
    238,613.71x = 43,196,391,867.89
  5. Step 5: Solve for x
    x = 43,196,391,867.89/238,613.71
  6. Step 6: Final answer
    x = 181,030.64

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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.