Home / 180,432.49-270,647.52-141,022.75

Finding the Fourth Proportional to 180,432.49, 270,647.52 and 141,022.75

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Solution

The fourth proportional to 180,432.49, 270,647.52 and 141,022.75 is: 211,533.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,432.49 : 270,647.52 = 141,022.75 : x
  2. Step 2: Convert to fraction form
    180,432.49/270,647.52 = 141,022.75/x
  3. Step 3: Cross multiply
    180,432.49x = 270,647.52 × 141,022.75
  4. Step 4: Simplify right side
    180,432.49x = 38,167,457,551.08
  5. Step 5: Solve for x
    x = 38,167,457,551.08/180,432.49
  6. Step 6: Final answer
    x = 211,533.18

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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.