Home / 115,232.08-172,729.40-44,135.32

Finding the Fourth Proportional to 115,232.08, 172,729.40 and 44,135.32

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Solution

The fourth proportional to 115,232.08, 172,729.40 and 44,135.32 is: 66,157.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,232.08 : 172,729.40 = 44,135.32 : x
  2. Step 2: Convert to fraction form
    115,232.08/172,729.40 = 44,135.32/x
  3. Step 3: Cross multiply
    115,232.08x = 172,729.40 × 44,135.32
  4. Step 4: Simplify right side
    115,232.08x = 7,623,467,342.41
  5. Step 5: Solve for x
    x = 7,623,467,342.41/115,232.08
  6. Step 6: Final answer
    x = 66,157.51

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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.