Home / 67,453.02-93,091.80-39,157.02

Finding the Fourth Proportional to 67,453.02, 93,091.80 and 39,157.02

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Solution

The fourth proportional to 67,453.02, 93,091.80 and 39,157.02 is: 54,040.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,453.02 : 93,091.80 = 39,157.02 : x
  2. Step 2: Convert to fraction form
    67,453.02/93,091.80 = 39,157.02/x
  3. Step 3: Cross multiply
    67,453.02x = 93,091.80 × 39,157.02
  4. Step 4: Simplify right side
    67,453.02x = 3,645,197,474.44
  5. Step 5: Solve for x
    x = 3,645,197,474.44/67,453.02
  6. Step 6: Final answer
    x = 54,040.54

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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.