Home / 130,597.15-195,969.54-55,710.22

Finding the Fourth Proportional to 130,597.15, 195,969.54 and 55,710.22

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Solution

The fourth proportional to 130,597.15, 195,969.54 and 55,710.22 is: 83,596.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,597.15 : 195,969.54 = 55,710.22 : x
  2. Step 2: Convert to fraction form
    130,597.15/195,969.54 = 55,710.22/x
  3. Step 3: Cross multiply
    130,597.15x = 195,969.54 × 55,710.22
  4. Step 4: Simplify right side
    130,597.15x = 10,917,504,928.30
  5. Step 5: Solve for x
    x = 10,917,504,928.30/130,597.15
  6. Step 6: Final answer
    x = 83,596.81

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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.