Home / 50,986.75-76,393.65-31,223.96

Finding the Fourth Proportional to 50,986.75, 76,393.65 and 31,223.96

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Solution

The fourth proportional to 50,986.75, 76,393.65 and 31,223.96 is: 46,782.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,986.75 : 76,393.65 = 31,223.96 : x
  2. Step 2: Convert to fraction form
    50,986.75/76,393.65 = 31,223.96/x
  3. Step 3: Cross multiply
    50,986.75x = 76,393.65 × 31,223.96
  4. Step 4: Simplify right side
    50,986.75x = 2,385,312,271.85
  5. Step 5: Solve for x
    x = 2,385,312,271.85/50,986.75
  6. Step 6: Final answer
    x = 46,782.98

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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.