Home / 169,163.28-253,768.25-56,852.20

Finding the Fourth Proportional to 169,163.28, 253,768.25 and 56,852.20

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Solution

The fourth proportional to 169,163.28, 253,768.25 and 56,852.20 is: 85,286.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,163.28 : 253,768.25 = 56,852.20 : x
  2. Step 2: Convert to fraction form
    169,163.28/253,768.25 = 56,852.20/x
  3. Step 3: Cross multiply
    169,163.28x = 253,768.25 × 56,852.20
  4. Step 4: Simplify right side
    169,163.28x = 14,427,284,075.97
  5. Step 5: Solve for x
    x = 14,427,284,075.97/169,163.28
  6. Step 6: Final answer
    x = 85,286.14

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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.