Home / 154,409.80-231,586.62-46,316.92

Finding the Fourth Proportional to 154,409.80, 231,586.62 and 46,316.92

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Solution

The fourth proportional to 154,409.80, 231,586.62 and 46,316.92 is: 69,466.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,409.80 : 231,586.62 = 46,316.92 : x
  2. Step 2: Convert to fraction form
    154,409.80/231,586.62 = 46,316.92/x
  3. Step 3: Cross multiply
    154,409.80x = 231,586.62 × 46,316.92
  4. Step 4: Simplify right side
    154,409.80x = 10,726,378,951.61
  5. Step 5: Solve for x
    x = 10,726,378,951.61/154,409.80
  6. Step 6: Final answer
    x = 69,466.96

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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.