Home / 67,519.10-93,157.40-38,837.26

Finding the Fourth Proportional to 67,519.10, 93,157.40 and 38,837.26

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Solution

The fourth proportional to 67,519.10, 93,157.40 and 38,837.26 is: 53,584.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,519.10 : 93,157.40 = 38,837.26 : x
  2. Step 2: Convert to fraction form
    67,519.10/93,157.40 = 38,837.26/x
  3. Step 3: Cross multiply
    67,519.10x = 93,157.40 × 38,837.26
  4. Step 4: Simplify right side
    67,519.10x = 3,617,978,164.72
  5. Step 5: Solve for x
    x = 3,617,978,164.72/67,519.10
  6. Step 6: Final answer
    x = 53,584.51

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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.