Home / 55,650.70-76,797.82-30,157.77

Finding the Fourth Proportional to 55,650.70, 76,797.82 and 30,157.77

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Solution

The fourth proportional to 55,650.70, 76,797.82 and 30,157.77 is: 41,617.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,650.70 : 76,797.82 = 30,157.77 : x
  2. Step 2: Convert to fraction form
    55,650.70/76,797.82 = 30,157.77/x
  3. Step 3: Cross multiply
    55,650.70x = 76,797.82 × 30,157.77
  4. Step 4: Simplify right side
    55,650.70x = 2,316,050,992.06
  5. Step 5: Solve for x
    x = 2,316,050,992.06/55,650.70
  6. Step 6: Final answer
    x = 41,617.64

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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.