Home / 335,721.06-503,595.48-99,063.74

Finding the Fourth Proportional to 335,721.06, 503,595.48 and 99,063.74

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Solution

The fourth proportional to 335,721.06, 503,595.48 and 99,063.74 is: 148,599.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,721.06 : 503,595.48 = 99,063.74 : x
  2. Step 2: Convert to fraction form
    335,721.06/503,595.48 = 99,063.74/x
  3. Step 3: Cross multiply
    335,721.06x = 503,595.48 × 99,063.74
  4. Step 4: Simplify right side
    335,721.06x = 49,888,052,769.14
  5. Step 5: Solve for x
    x = 49,888,052,769.14/335,721.06
  6. Step 6: Final answer
    x = 148,599.71

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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.