Home / 60,187.68-83,072.88-57,375.36

Finding the Fourth Proportional to 60,187.68, 83,072.88 and 57,375.36

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Solution

The fourth proportional to 60,187.68, 83,072.88 and 57,375.36 is: 79,191.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,187.68 : 83,072.88 = 57,375.36 : x
  2. Step 2: Convert to fraction form
    60,187.68/83,072.88 = 57,375.36/x
  3. Step 3: Cross multiply
    60,187.68x = 83,072.88 × 57,375.36
  4. Step 4: Simplify right side
    60,187.68x = 4,766,336,396.24
  5. Step 5: Solve for x
    x = 4,766,336,396.24/60,187.68
  6. Step 6: Final answer
    x = 79,191.23

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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.