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Finding the Fourth Proportional to 168,075.60, 252,016.20 and 62,905.20

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Solution

The fourth proportional to 168,075.60, 252,016.20 and 62,905.20 is: 94,321.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,075.60 : 252,016.20 = 62,905.20 : x
  2. Step 2: Convert to fraction form
    168,075.60/252,016.20 = 62,905.20/x
  3. Step 3: Cross multiply
    168,075.60x = 252,016.20 × 62,905.20
  4. Step 4: Simplify right side
    168,075.60x = 15,853,129,464.24
  5. Step 5: Solve for x
    x = 15,853,129,464.24/168,075.60
  6. Step 6: Final answer
    x = 94,321.42

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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.