Home / 234,235.18-351,323.61-76,450.42

Finding the Fourth Proportional to 234,235.18, 351,323.61 and 76,450.42

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Solution

The fourth proportional to 234,235.18, 351,323.61 and 76,450.42 is: 114,666.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,235.18 : 351,323.61 = 76,450.42 : x
  2. Step 2: Convert to fraction form
    234,235.18/351,323.61 = 76,450.42/x
  3. Step 3: Cross multiply
    234,235.18x = 351,323.61 × 76,450.42
  4. Step 4: Simplify right side
    234,235.18x = 26,858,837,540.42
  5. Step 5: Solve for x
    x = 26,858,837,540.42/234,235.18
  6. Step 6: Final answer
    x = 114,666.11

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1.5x scale

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.