Home / 134,078.80-201,118.20-40,584.55

Finding the Fourth Proportional to 134,078.80, 201,118.20 and 40,584.55

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Solution

The fourth proportional to 134,078.80, 201,118.20 and 40,584.55 is: 60,876.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,078.80 : 201,118.20 = 40,584.55 : x
  2. Step 2: Convert to fraction form
    134,078.80/201,118.20 = 40,584.55/x
  3. Step 3: Cross multiply
    134,078.80x = 201,118.20 × 40,584.55
  4. Step 4: Simplify right side
    134,078.80x = 8,162,291,643.81
  5. Step 5: Solve for x
    x = 8,162,291,643.81/134,078.80
  6. Step 6: Final answer
    x = 60,876.83

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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.