Home / 55,784.78-83,677.20-35,022.86

Finding the Fourth Proportional to 55,784.78, 83,677.20 and 35,022.86

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Solution

The fourth proportional to 55,784.78, 83,677.20 and 35,022.86 is: 52,534.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,784.78 : 83,677.20 = 35,022.86 : x
  2. Step 2: Convert to fraction form
    55,784.78/83,677.20 = 35,022.86/x
  3. Step 3: Cross multiply
    55,784.78x = 83,677.20 × 35,022.86
  4. Step 4: Simplify right side
    55,784.78x = 2,930,614,860.79
  5. Step 5: Solve for x
    x = 2,930,614,860.79/55,784.78
  6. Step 6: Final answer
    x = 52,534.31

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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.