Home / 228,826.60-343,272.30-71,038.60

Finding the Fourth Proportional to 228,826.60, 343,272.30 and 71,038.60

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Solution

The fourth proportional to 228,826.60, 343,272.30 and 71,038.60 is: 106,567.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,826.60 : 343,272.30 = 71,038.60 : x
  2. Step 2: Convert to fraction form
    228,826.60/343,272.30 = 71,038.60/x
  3. Step 3: Cross multiply
    228,826.60x = 343,272.30 × 71,038.60
  4. Step 4: Simplify right side
    228,826.60x = 24,385,583,610.78
  5. Step 5: Solve for x
    x = 24,385,583,610.78/228,826.60
  6. Step 6: Final answer
    x = 106,567.96

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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.