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Finding the Fourth Proportional to 50,903.74, 70,222.98 and 33,915.88

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Solution

The fourth proportional to 50,903.74, 70,222.98 and 33,915.88 is: 46,787.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,903.74 : 70,222.98 = 33,915.88 : x
  2. Step 2: Convert to fraction form
    50,903.74/70,222.98 = 33,915.88/x
  3. Step 3: Cross multiply
    50,903.74x = 70,222.98 × 33,915.88
  4. Step 4: Simplify right side
    50,903.74x = 2,381,674,162.92
  5. Step 5: Solve for x
    x = 2,381,674,162.92/50,903.74
  6. Step 6: Final answer
    x = 46,787.80

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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.