Home / 281,870.06-422,740.39-168,050.07

Finding the Fourth Proportional to 281,870.06, 422,740.39 and 168,050.07

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Solution

The fourth proportional to 281,870.06, 422,740.39 and 168,050.07 is: 252,036.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,870.06 : 422,740.39 = 168,050.07 : x
  2. Step 2: Convert to fraction form
    281,870.06/422,740.39 = 168,050.07/x
  3. Step 3: Cross multiply
    281,870.06x = 422,740.39 × 168,050.07
  4. Step 4: Simplify right side
    281,870.06x = 71,041,553,611.57
  5. Step 5: Solve for x
    x = 71,041,553,611.57/281,870.06
  6. Step 6: Final answer
    x = 252,036.54

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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.