Home / 55,264.20-76,264.58-30,113.70

Finding the Fourth Proportional to 55,264.20, 76,264.58 and 30,113.70

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Solution

The fourth proportional to 55,264.20, 76,264.58 and 30,113.70 is: 41,556.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,264.20 : 76,264.58 = 30,113.70 : x
  2. Step 2: Convert to fraction form
    55,264.20/76,264.58 = 30,113.70/x
  3. Step 3: Cross multiply
    55,264.20x = 76,264.58 × 30,113.70
  4. Step 4: Simplify right side
    55,264.20x = 2,296,608,682.75
  5. Step 5: Solve for x
    x = 2,296,608,682.75/55,264.20
  6. Step 6: Final answer
    x = 41,556.90

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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.