Home / 57,150.98-85,535.20-56,394.86

Finding the Fourth Proportional to 57,150.98, 85,535.20 and 56,394.86

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Solution

The fourth proportional to 57,150.98, 85,535.20 and 56,394.86 is: 84,403.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,150.98 : 85,535.20 = 56,394.86 : x
  2. Step 2: Convert to fraction form
    57,150.98/85,535.20 = 56,394.86/x
  3. Step 3: Cross multiply
    57,150.98x = 85,535.20 × 56,394.86
  4. Step 4: Simplify right side
    57,150.98x = 4,823,745,701.92
  5. Step 5: Solve for x
    x = 4,823,745,701.92/57,150.98
  6. Step 6: Final answer
    x = 84,403.56

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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.