Home / 175,845.02-242,660.49-100,393.52

Finding the Fourth Proportional to 175,845.02, 242,660.49 and 100,393.52

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Solution

The fourth proportional to 175,845.02, 242,660.49 and 100,393.52 is: 138,539.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,845.02 : 242,660.49 = 100,393.52 : x
  2. Step 2: Convert to fraction form
    175,845.02/242,660.49 = 100,393.52/x
  3. Step 3: Cross multiply
    175,845.02x = 242,660.49 × 100,393.52
  4. Step 4: Simplify right side
    175,845.02x = 24,361,540,756.02
  5. Step 5: Solve for x
    x = 24,361,540,756.02/175,845.02
  6. Step 6: Final answer
    x = 138,539.84

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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.