Home / 45,280.60-67,652.82-43,730.26

Finding the Fourth Proportional to 45,280.60, 67,652.82 and 43,730.26

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Solution

The fourth proportional to 45,280.60, 67,652.82 and 43,730.26 is: 65,336.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,280.60 : 67,652.82 = 43,730.26 : x
  2. Step 2: Convert to fraction form
    45,280.60/67,652.82 = 43,730.26/x
  3. Step 3: Cross multiply
    45,280.60x = 67,652.82 × 43,730.26
  4. Step 4: Simplify right side
    45,280.60x = 2,958,475,408.33
  5. Step 5: Solve for x
    x = 2,958,475,408.33/45,280.60
  6. Step 6: Final answer
    x = 65,336.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.