Home / 167,536.22-251,322.71-72,701.22

Finding the Fourth Proportional to 167,536.22, 251,322.71 and 72,701.22

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Solution

The fourth proportional to 167,536.22, 251,322.71 and 72,701.22 is: 109,059.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,536.22 : 251,322.71 = 72,701.22 : x
  2. Step 2: Convert to fraction form
    167,536.22/251,322.71 = 72,701.22/x
  3. Step 3: Cross multiply
    167,536.22x = 251,322.71 × 72,701.22
  4. Step 4: Simplify right side
    167,536.22x = 18,271,467,812.46
  5. Step 5: Solve for x
    x = 18,271,467,812.46/167,536.22
  6. Step 6: Final answer
    x = 109,059.81

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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.