Home / 197,172.80-295,759.20-92,002.40

Finding the Fourth Proportional to 197,172.80, 295,759.20 and 92,002.40

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Solution

The fourth proportional to 197,172.80, 295,759.20 and 92,002.40 is: 138,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,172.80 : 295,759.20 = 92,002.40 : x
  2. Step 2: Convert to fraction form
    197,172.80/295,759.20 = 92,002.40/x
  3. Step 3: Cross multiply
    197,172.80x = 295,759.20 × 92,002.40
  4. Step 4: Simplify right side
    197,172.80x = 27,210,556,222.08
  5. Step 5: Solve for x
    x = 27,210,556,222.08/197,172.80
  6. Step 6: Final answer
    x = 138,003.60

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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.