Home / 67,847.39-93,627.19-40,985.22

Finding the Fourth Proportional to 67,847.39, 93,627.19 and 40,985.22

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Solution

The fourth proportional to 67,847.39, 93,627.19 and 40,985.22 is: 56,558.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,847.39 : 93,627.19 = 40,985.22 : x
  2. Step 2: Convert to fraction form
    67,847.39/93,627.19 = 40,985.22/x
  3. Step 3: Cross multiply
    67,847.39x = 93,627.19 × 40,985.22
  4. Step 4: Simplify right side
    67,847.39x = 3,837,330,775.21
  5. Step 5: Solve for x
    x = 3,837,330,775.21/67,847.39
  6. Step 6: Final answer
    x = 56,558.27

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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.