Home / 228,965.58-343,409.49-60,487.74

Finding the Fourth Proportional to 228,965.58, 343,409.49 and 60,487.74

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Solution

The fourth proportional to 228,965.58, 343,409.49 and 60,487.74 is: 90,721.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,965.58 : 343,409.49 = 60,487.74 : x
  2. Step 2: Convert to fraction form
    228,965.58/343,409.49 = 60,487.74/x
  3. Step 3: Cross multiply
    228,965.58x = 343,409.49 × 60,487.74
  4. Step 4: Simplify right side
    228,965.58x = 20,772,063,944.65
  5. Step 5: Solve for x
    x = 20,772,063,944.65/228,965.58
  6. Step 6: Final answer
    x = 90,721.34

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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.