Home / 195,318.40-293,025.60-55,075.20

Finding the Fourth Proportional to 195,318.40, 293,025.60 and 55,075.20

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Solution

The fourth proportional to 195,318.40, 293,025.60 and 55,075.20 is: 82,626.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,318.40 : 293,025.60 = 55,075.20 : x
  2. Step 2: Convert to fraction form
    195,318.40/293,025.60 = 55,075.20/x
  3. Step 3: Cross multiply
    195,318.40x = 293,025.60 × 55,075.20
  4. Step 4: Simplify right side
    195,318.40x = 16,138,443,525.12
  5. Step 5: Solve for x
    x = 16,138,443,525.12/195,318.40
  6. Step 6: Final answer
    x = 82,626.33

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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.