Home / 50,778.07-70,074.47-29,255.94

Finding the Fourth Proportional to 50,778.07, 70,074.47 and 29,255.94

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Solution

The fourth proportional to 50,778.07, 70,074.47 and 29,255.94 is: 40,373.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,778.07 : 70,074.47 = 29,255.94 : x
  2. Step 2: Convert to fraction form
    50,778.07/70,074.47 = 29,255.94/x
  3. Step 3: Cross multiply
    50,778.07x = 70,074.47 × 29,255.94
  4. Step 4: Simplify right side
    50,778.07x = 2,050,094,489.85
  5. Step 5: Solve for x
    x = 2,050,094,489.85/50,778.07
  6. Step 6: Final answer
    x = 40,373.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.