Home / 204,316.90-306,475.35-141,331.30

Finding the Fourth Proportional to 204,316.90, 306,475.35 and 141,331.30

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Solution

The fourth proportional to 204,316.90, 306,475.35 and 141,331.30 is: 211,996.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,316.90 : 306,475.35 = 141,331.30 : x
  2. Step 2: Convert to fraction form
    204,316.90/306,475.35 = 141,331.30/x
  3. Step 3: Cross multiply
    204,316.90x = 306,475.35 × 141,331.30
  4. Step 4: Simplify right side
    204,316.90x = 43,314,559,633.46
  5. Step 5: Solve for x
    x = 43,314,559,633.46/204,316.90
  6. Step 6: Final answer
    x = 211,996.95

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1.5x scale

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.