Home / 352,941.06-528,977.88-163,144.64

Finding the Fourth Proportional to 352,941.06, 528,977.88 and 163,144.64

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Solution

The fourth proportional to 352,941.06, 528,977.88 and 163,144.64 is: 244,516.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,941.06 : 528,977.88 = 163,144.64 : x
  2. Step 2: Convert to fraction form
    352,941.06/528,977.88 = 163,144.64/x
  3. Step 3: Cross multiply
    352,941.06x = 528,977.88 × 163,144.64
  4. Step 4: Simplify right side
    352,941.06x = 86,299,905,800.56
  5. Step 5: Solve for x
    x = 86,299,905,800.56/352,941.06
  6. Step 6: Final answer
    x = 244,516.48

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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.