Home / 71,078.24-106,354.26-56,995.20

Finding the Fourth Proportional to 71,078.24, 106,354.26 and 56,995.20

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Solution

The fourth proportional to 71,078.24, 106,354.26 and 56,995.20 is: 85,281.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,078.24 : 106,354.26 = 56,995.20 : x
  2. Step 2: Convert to fraction form
    71,078.24/106,354.26 = 56,995.20/x
  3. Step 3: Cross multiply
    71,078.24x = 106,354.26 × 56,995.20
  4. Step 4: Simplify right side
    71,078.24x = 6,061,682,319.55
  5. Step 5: Solve for x
    x = 6,061,682,319.55/71,078.24
  6. Step 6: Final answer
    x = 85,281.83

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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.