Home / 63,145.37-87,056.88-52,349.49

Finding the Fourth Proportional to 63,145.37, 87,056.88 and 52,349.49

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Solution

The fourth proportional to 63,145.37, 87,056.88 and 52,349.49 is: 72,172.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,145.37 : 87,056.88 = 52,349.49 : x
  2. Step 2: Convert to fraction form
    63,145.37/87,056.88 = 52,349.49/x
  3. Step 3: Cross multiply
    63,145.37x = 87,056.88 × 52,349.49
  4. Step 4: Simplify right side
    63,145.37x = 4,557,383,072.68
  5. Step 5: Solve for x
    x = 4,557,383,072.68/63,145.37
  6. Step 6: Final answer
    x = 72,172.87

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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.