Home / 202,005.38-302,673.18-122,880.26

Finding the Fourth Proportional to 202,005.38, 302,673.18 and 122,880.26

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Solution

The fourth proportional to 202,005.38, 302,673.18 and 122,880.26 is: 184,116.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,005.38 : 302,673.18 = 122,880.26 : x
  2. Step 2: Convert to fraction form
    202,005.38/302,673.18 = 122,880.26/x
  3. Step 3: Cross multiply
    202,005.38x = 302,673.18 × 122,880.26
  4. Step 4: Simplify right side
    202,005.38x = 37,192,559,053.43
  5. Step 5: Solve for x
    x = 37,192,559,053.43/202,005.38
  6. Step 6: Final answer
    x = 184,116.68

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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.