Home / 50,710.40-76,065.60-34,121.60

Finding the Fourth Proportional to 50,710.40, 76,065.60 and 34,121.60

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Solution

The fourth proportional to 50,710.40, 76,065.60 and 34,121.60 is: 51,182.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,710.40 : 76,065.60 = 34,121.60 : x
  2. Step 2: Convert to fraction form
    50,710.40/76,065.60 = 34,121.60/x
  3. Step 3: Cross multiply
    50,710.40x = 76,065.60 × 34,121.60
  4. Step 4: Simplify right side
    50,710.40x = 2,595,479,976.96
  5. Step 5: Solve for x
    x = 2,595,479,976.96/50,710.40
  6. Step 6: Final answer
    x = 51,182.40

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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.