Home / 67,105.36-100,668.96-24,985.60

Finding the Fourth Proportional to 67,105.36, 100,668.96 and 24,985.60

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Solution

The fourth proportional to 67,105.36, 100,668.96 and 24,985.60 is: 37,482.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,105.36 : 100,668.96 = 24,985.60 : x
  2. Step 2: Convert to fraction form
    67,105.36/100,668.96 = 24,985.60/x
  3. Step 3: Cross multiply
    67,105.36x = 100,668.96 × 24,985.60
  4. Step 4: Simplify right side
    67,105.36x = 2,515,274,366.98
  5. Step 5: Solve for x
    x = 2,515,274,366.98/67,105.36
  6. Step 6: Final answer
    x = 37,482.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.