Home / 114,161.06-157,536.69-63,172.88

Finding the Fourth Proportional to 114,161.06, 157,536.69 and 63,172.88

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Solution

The fourth proportional to 114,161.06, 157,536.69 and 63,172.88 is: 87,175.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,161.06 : 157,536.69 = 63,172.88 : x
  2. Step 2: Convert to fraction form
    114,161.06/157,536.69 = 63,172.88/x
  3. Step 3: Cross multiply
    114,161.06x = 157,536.69 × 63,172.88
  4. Step 4: Simplify right side
    114,161.06x = 9,952,045,625.28
  5. Step 5: Solve for x
    x = 9,952,045,625.28/114,161.06
  6. Step 6: Final answer
    x = 87,175.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.