Home / 138,291.00-207,133.03-114,326.94

Finding the Fourth Proportional to 138,291.00, 207,133.03 and 114,326.94

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Solution

The fourth proportional to 138,291.00, 207,133.03 and 114,326.94 is: 171,239.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,291.00 : 207,133.03 = 114,326.94 : x
  2. Step 2: Convert to fraction form
    138,291.00/207,133.03 = 114,326.94/x
  3. Step 3: Cross multiply
    138,291.00x = 207,133.03 × 114,326.94
  4. Step 4: Simplify right side
    138,291.00x = 23,680,886,412.49
  5. Step 5: Solve for x
    x = 23,680,886,412.49/138,291.00
  6. Step 6: Final answer
    x = 171,239.54

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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.