Home / 163,127.85-225,195.57-109,393.26

Finding the Fourth Proportional to 163,127.85, 225,195.57 and 109,393.26

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Solution

The fourth proportional to 163,127.85, 225,195.57 and 109,393.26 is: 151,015.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,127.85 : 225,195.57 = 109,393.26 : x
  2. Step 2: Convert to fraction form
    163,127.85/225,195.57 = 109,393.26/x
  3. Step 3: Cross multiply
    163,127.85x = 225,195.57 × 109,393.26
  4. Step 4: Simplify right side
    163,127.85x = 24,634,877,539.86
  5. Step 5: Solve for x
    x = 24,634,877,539.86/163,127.85
  6. Step 6: Final answer
    x = 151,015.77

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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.