Home / 117,540.48-162,202.32-63,824.52

Finding the Fourth Proportional to 117,540.48, 162,202.32 and 63,824.52

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Solution

The fourth proportional to 117,540.48, 162,202.32 and 63,824.52 is: 88,075.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,540.48 : 162,202.32 = 63,824.52 : x
  2. Step 2: Convert to fraction form
    117,540.48/162,202.32 = 63,824.52/x
  3. Step 3: Cross multiply
    117,540.48x = 162,202.32 × 63,824.52
  4. Step 4: Simplify right side
    117,540.48x = 10,352,485,216.89
  5. Step 5: Solve for x
    x = 10,352,485,216.89/117,540.48
  6. Step 6: Final answer
    x = 88,075.91

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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.