Home / 448,615.94-672,727.05-167,936.36

Finding the Fourth Proportional to 448,615.94, 672,727.05 and 167,936.36

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Solution

The fourth proportional to 448,615.94, 672,727.05 and 167,936.36 is: 251,830.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,615.94 : 672,727.05 = 167,936.36 : x
  2. Step 2: Convert to fraction form
    448,615.94/672,727.05 = 167,936.36/x
  3. Step 3: Cross multiply
    448,615.94x = 672,727.05 × 167,936.36
  4. Step 4: Simplify right side
    448,615.94x = 112,975,328,686.90
  5. Step 5: Solve for x
    x = 112,975,328,686.90/448,615.94
  6. Step 6: Final answer
    x = 251,830.84

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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.