Home / 333,109.09-499,551.74-108,416.68

Finding the Fourth Proportional to 333,109.09, 499,551.74 and 108,416.68

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Solution

The fourth proportional to 333,109.09, 499,551.74 and 108,416.68 is: 162,588.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,109.09 : 499,551.74 = 108,416.68 : x
  2. Step 2: Convert to fraction form
    333,109.09/499,551.74 = 108,416.68/x
  3. Step 3: Cross multiply
    333,109.09x = 499,551.74 × 108,416.68
  4. Step 4: Simplify right side
    333,109.09x = 54,159,740,212.01
  5. Step 5: Solve for x
    x = 54,159,740,212.01/333,109.09
  6. Step 6: Final answer
    x = 162,588.60

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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.