Home / 50,902.93-70,330.53-40,229.56

Finding the Fourth Proportional to 50,902.93, 70,330.53 and 40,229.56

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Solution

The fourth proportional to 50,902.93, 70,330.53 and 40,229.56 is: 55,583.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,902.93 : 70,330.53 = 40,229.56 : x
  2. Step 2: Convert to fraction form
    50,902.93/70,330.53 = 40,229.56/x
  3. Step 3: Cross multiply
    50,902.93x = 70,330.53 × 40,229.56
  4. Step 4: Simplify right side
    50,902.93x = 2,829,366,288.95
  5. Step 5: Solve for x
    x = 2,829,366,288.95/50,902.93
  6. Step 6: Final answer
    x = 55,583.56

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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.