Home / 168,513.16-252,816.98-73,751.60

Finding the Fourth Proportional to 168,513.16, 252,816.98 and 73,751.60

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Solution

The fourth proportional to 168,513.16, 252,816.98 and 73,751.60 is: 110,648.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,513.16 : 252,816.98 = 73,751.60 : x
  2. Step 2: Convert to fraction form
    168,513.16/252,816.98 = 73,751.60/x
  3. Step 3: Cross multiply
    168,513.16x = 252,816.98 × 73,751.60
  4. Step 4: Simplify right side
    168,513.16x = 18,645,656,782.17
  5. Step 5: Solve for x
    x = 18,645,656,782.17/168,513.16
  6. Step 6: Final answer
    x = 110,648.08

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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.