Home / 213,082.86-294,051.78-117,587.46

Finding the Fourth Proportional to 213,082.86, 294,051.78 and 117,587.46

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Solution

The fourth proportional to 213,082.86, 294,051.78 and 117,587.46 is: 162,269.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,082.86 : 294,051.78 = 117,587.46 : x
  2. Step 2: Convert to fraction form
    213,082.86/294,051.78 = 117,587.46/x
  3. Step 3: Cross multiply
    213,082.86x = 294,051.78 × 117,587.46
  4. Step 4: Simplify right side
    213,082.86x = 34,576,801,918.68
  5. Step 5: Solve for x
    x = 34,576,801,918.68/213,082.86
  6. Step 6: Final answer
    x = 162,269.28

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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.