Home / 281,764.20-388,874.47-174,368.83

Finding the Fourth Proportional to 281,764.20, 388,874.47 and 174,368.83

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Solution

The fourth proportional to 281,764.20, 388,874.47 and 174,368.83 is: 240,653.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,764.20 : 388,874.47 = 174,368.83 : x
  2. Step 2: Convert to fraction form
    281,764.20/388,874.47 = 174,368.83/x
  3. Step 3: Cross multiply
    281,764.20x = 388,874.47 × 174,368.83
  4. Step 4: Simplify right side
    281,764.20x = 67,807,586,350.77
  5. Step 5: Solve for x
    x = 67,807,586,350.77/281,764.20
  6. Step 6: Final answer
    x = 240,653.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.