Home / 175,989.54-242,630.61-139,811.03

Finding the Fourth Proportional to 175,989.54, 242,630.61 and 139,811.03

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Solution

The fourth proportional to 175,989.54, 242,630.61 and 139,811.03 is: 192,752.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,989.54 : 242,630.61 = 139,811.03 : x
  2. Step 2: Convert to fraction form
    175,989.54/242,630.61 = 139,811.03/x
  3. Step 3: Cross multiply
    175,989.54x = 242,630.61 × 139,811.03
  4. Step 4: Simplify right side
    175,989.54x = 33,922,434,280.48
  5. Step 5: Solve for x
    x = 33,922,434,280.48/175,989.54
  6. Step 6: Final answer
    x = 192,752.56

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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.