Home / 175,703.55-242,236.39-131,910.70

Finding the Fourth Proportional to 175,703.55, 242,236.39 and 131,910.70

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Solution

The fourth proportional to 175,703.55, 242,236.39 and 131,910.70 is: 181,860.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,703.55 : 242,236.39 = 131,910.70 : x
  2. Step 2: Convert to fraction form
    175,703.55/242,236.39 = 131,910.70/x
  3. Step 3: Cross multiply
    175,703.55x = 242,236.39 × 131,910.70
  4. Step 4: Simplify right side
    175,703.55x = 31,953,571,770.37
  5. Step 5: Solve for x
    x = 31,953,571,770.37/175,703.55
  6. Step 6: Final answer
    x = 181,860.71

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1.5x scale

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.