Home / 229,285.10-343,927.65-71,513.30

Finding the Fourth Proportional to 229,285.10, 343,927.65 and 71,513.30

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Solution

The fourth proportional to 229,285.10, 343,927.65 and 71,513.30 is: 107,269.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,285.10 : 343,927.65 = 71,513.30 : x
  2. Step 2: Convert to fraction form
    229,285.10/343,927.65 = 71,513.30/x
  3. Step 3: Cross multiply
    229,285.10x = 343,927.65 × 71,513.30
  4. Step 4: Simplify right side
    229,285.10x = 24,595,401,212.75
  5. Step 5: Solve for x
    x = 24,595,401,212.75/229,285.10
  6. Step 6: Final answer
    x = 107,269.95

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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.