Home / 71,345.22-98,455.41-41,130.60

Finding the Fourth Proportional to 71,345.22, 98,455.41 and 41,130.60

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Solution

The fourth proportional to 71,345.22, 98,455.41 and 41,130.60 is: 56,759.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,345.22 : 98,455.41 = 41,130.60 : x
  2. Step 2: Convert to fraction form
    71,345.22/98,455.41 = 41,130.60/x
  3. Step 3: Cross multiply
    71,345.22x = 98,455.41 × 41,130.60
  4. Step 4: Simplify right side
    71,345.22x = 4,049,530,086.55
  5. Step 5: Solve for x
    x = 4,049,530,086.55/71,345.22
  6. Step 6: Final answer
    x = 56,759.66

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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.