Home / 252,394.34-378,583.23-102,590.42

Finding the Fourth Proportional to 252,394.34, 378,583.23 and 102,590.42

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Solution

The fourth proportional to 252,394.34, 378,583.23 and 102,590.42 is: 153,882.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,394.34 : 378,583.23 = 102,590.42 : x
  2. Step 2: Convert to fraction form
    252,394.34/378,583.23 = 102,590.42/x
  3. Step 3: Cross multiply
    252,394.34x = 378,583.23 × 102,590.42
  4. Step 4: Simplify right side
    252,394.34x = 38,839,012,570.66
  5. Step 5: Solve for x
    x = 38,839,012,570.66/252,394.34
  6. Step 6: Final answer
    x = 153,882.26

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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.