Home / 222,904.50-307,613.61-122,302.50

Finding the Fourth Proportional to 222,904.50, 307,613.61 and 122,302.50

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Solution

The fourth proportional to 222,904.50, 307,613.61 and 122,302.50 is: 168,780.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,904.50 : 307,613.61 = 122,302.50 : x
  2. Step 2: Convert to fraction form
    222,904.50/307,613.61 = 122,302.50/x
  3. Step 3: Cross multiply
    222,904.50x = 307,613.61 × 122,302.50
  4. Step 4: Simplify right side
    222,904.50x = 37,621,913,537.03
  5. Step 5: Solve for x
    x = 37,621,913,537.03/222,904.50
  6. Step 6: Final answer
    x = 168,780.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.