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Finding the Fourth Proportional to 180,369.52, 270,320.09 and 73,628.43

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Solution

The fourth proportional to 180,369.52, 270,320.09 and 73,628.43 is: 110,347.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,369.52 : 270,320.09 = 73,628.43 : x
  2. Step 2: Convert to fraction form
    180,369.52/270,320.09 = 73,628.43/x
  3. Step 3: Cross multiply
    180,369.52x = 270,320.09 × 73,628.43
  4. Step 4: Simplify right side
    180,369.52x = 19,903,242,442.32
  5. Step 5: Solve for x
    x = 19,903,242,442.32/180,369.52
  6. Step 6: Final answer
    x = 110,347.04

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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.