Home / 57,052.37-78,705.75-36,915.74

Finding the Fourth Proportional to 57,052.37, 78,705.75 and 36,915.74

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Solution

The fourth proportional to 57,052.37, 78,705.75 and 36,915.74 is: 50,926.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,052.37 : 78,705.75 = 36,915.74 : x
  2. Step 2: Convert to fraction form
    57,052.37/78,705.75 = 36,915.74/x
  3. Step 3: Cross multiply
    57,052.37x = 78,705.75 × 36,915.74
  4. Step 4: Simplify right side
    57,052.37x = 2,905,481,200.27
  5. Step 5: Solve for x
    x = 2,905,481,200.27/57,052.37
  6. Step 6: Final answer
    x = 50,926.57

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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.