Home / 235,858.15-353,678.41-75,904.62

Finding the Fourth Proportional to 235,858.15, 353,678.41 and 75,904.62

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Solution

The fourth proportional to 235,858.15, 353,678.41 and 75,904.62 is: 113,821.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,858.15 : 353,678.41 = 75,904.62 : x
  2. Step 2: Convert to fraction form
    235,858.15/353,678.41 = 75,904.62/x
  3. Step 3: Cross multiply
    235,858.15x = 353,678.41 × 75,904.62
  4. Step 4: Simplify right side
    235,858.15x = 26,845,825,313.25
  5. Step 5: Solve for x
    x = 26,845,825,313.25/235,858.15
  6. Step 6: Final answer
    x = 113,821.91

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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.