Home / 134,020.20-201,030.30-131,946.60

Finding the Fourth Proportional to 134,020.20, 201,030.30 and 131,946.60

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Solution

The fourth proportional to 134,020.20, 201,030.30 and 131,946.60 is: 197,919.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,020.20 : 201,030.30 = 131,946.60 : x
  2. Step 2: Convert to fraction form
    134,020.20/201,030.30 = 131,946.60/x
  3. Step 3: Cross multiply
    134,020.20x = 201,030.30 × 131,946.60
  4. Step 4: Simplify right side
    134,020.20x = 26,525,264,581.98
  5. Step 5: Solve for x
    x = 26,525,264,581.98/134,020.20
  6. Step 6: Final answer
    x = 197,919.90

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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.