Home / 84,448.68-126,672.96-40,051.26

Finding the Fourth Proportional to 84,448.68, 126,672.96 and 40,051.26

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Solution

The fourth proportional to 84,448.68, 126,672.96 and 40,051.26 is: 60,076.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,448.68 : 126,672.96 = 40,051.26 : x
  2. Step 2: Convert to fraction form
    84,448.68/126,672.96 = 40,051.26/x
  3. Step 3: Cross multiply
    84,448.68x = 126,672.96 × 40,051.26
  4. Step 4: Simplify right side
    84,448.68x = 5,073,411,655.93
  5. Step 5: Solve for x
    x = 5,073,411,655.93/84,448.68
  6. Step 6: Final answer
    x = 60,076.86

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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.