Home / 138,051.51-207,077.27-44,571.03

Finding the Fourth Proportional to 138,051.51, 207,077.27 and 44,571.03

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Solution

The fourth proportional to 138,051.51, 207,077.27 and 44,571.03 is: 66,856.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,051.51 : 207,077.27 = 44,571.03 : x
  2. Step 2: Convert to fraction form
    138,051.51/207,077.27 = 44,571.03/x
  3. Step 3: Cross multiply
    138,051.51x = 207,077.27 × 44,571.03
  4. Step 4: Simplify right side
    138,051.51x = 9,229,646,990.63
  5. Step 5: Solve for x
    x = 9,229,646,990.63/138,051.51
  6. Step 6: Final answer
    x = 66,856.55

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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.