Home / 55,241.76-76,224.42-52,439.52

Finding the Fourth Proportional to 55,241.76, 76,224.42 and 52,439.52

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Solution

The fourth proportional to 55,241.76, 76,224.42 and 52,439.52 is: 72,357.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,241.76 : 76,224.42 = 52,439.52 : x
  2. Step 2: Convert to fraction form
    55,241.76/76,224.42 = 52,439.52/x
  3. Step 3: Cross multiply
    55,241.76x = 76,224.42 × 52,439.52
  4. Step 4: Simplify right side
    55,241.76x = 3,997,171,997.08
  5. Step 5: Solve for x
    x = 3,997,171,997.08/55,241.76
  6. Step 6: Final answer
    x = 72,357.80

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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.