Home / 52,712.25-72,742.26-30,050.52

Finding the Fourth Proportional to 52,712.25, 72,742.26 and 30,050.52

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Solution

The fourth proportional to 52,712.25, 72,742.26 and 30,050.52 is: 41,469.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,712.25 : 72,742.26 = 30,050.52 : x
  2. Step 2: Convert to fraction form
    52,712.25/72,742.26 = 30,050.52/x
  3. Step 3: Cross multiply
    52,712.25x = 72,742.26 × 30,050.52
  4. Step 4: Simplify right side
    52,712.25x = 2,185,942,738.98
  5. Step 5: Solve for x
    x = 2,185,942,738.98/52,712.25
  6. Step 6: Final answer
    x = 41,469.35

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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.