Home / 130,160.80-195,095.40-55,268.20

Finding the Fourth Proportional to 130,160.80, 195,095.40 and 55,268.20

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Solution

The fourth proportional to 130,160.80, 195,095.40 and 55,268.20 is: 82,840.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,160.80 : 195,095.40 = 55,268.20 : x
  2. Step 2: Convert to fraction form
    130,160.80/195,095.40 = 55,268.20/x
  3. Step 3: Cross multiply
    130,160.80x = 195,095.40 × 55,268.20
  4. Step 4: Simplify right side
    130,160.80x = 10,782,571,586.28
  5. Step 5: Solve for x
    x = 10,782,571,586.28/130,160.80
  6. Step 6: Final answer
    x = 82,840.39

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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.