Home / 53,617.60-80,426.40-41,200.30

Finding the Fourth Proportional to 53,617.60, 80,426.40 and 41,200.30

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Solution

The fourth proportional to 53,617.60, 80,426.40 and 41,200.30 is: 61,800.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,617.60 : 80,426.40 = 41,200.30 : x
  2. Step 2: Convert to fraction form
    53,617.60/80,426.40 = 41,200.30/x
  3. Step 3: Cross multiply
    53,617.60x = 80,426.40 × 41,200.30
  4. Step 4: Simplify right side
    53,617.60x = 3,313,591,807.92
  5. Step 5: Solve for x
    x = 3,313,591,807.92/53,617.60
  6. Step 6: Final answer
    x = 61,800.45

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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.