Home / 343,517.37-515,269.98-141,069.62

Finding the Fourth Proportional to 343,517.37, 515,269.98 and 141,069.62

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Solution

The fourth proportional to 343,517.37, 515,269.98 and 141,069.62 is: 211,601.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,517.37 : 515,269.98 = 141,069.62 : x
  2. Step 2: Convert to fraction form
    343,517.37/515,269.98 = 141,069.62/x
  3. Step 3: Cross multiply
    343,517.37x = 515,269.98 × 141,069.62
  4. Step 4: Simplify right side
    343,517.37x = 72,688,939,062.55
  5. Step 5: Solve for x
    x = 72,688,939,062.55/343,517.37
  6. Step 6: Final answer
    x = 211,601.93

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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.