Home / 197,338.41-272,322.95-107,914.41

Finding the Fourth Proportional to 197,338.41, 272,322.95 and 107,914.41

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Solution

The fourth proportional to 197,338.41, 272,322.95 and 107,914.41 is: 148,919.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,338.41 : 272,322.95 = 107,914.41 : x
  2. Step 2: Convert to fraction form
    197,338.41/272,322.95 = 107,914.41/x
  3. Step 3: Cross multiply
    197,338.41x = 272,322.95 × 107,914.41
  4. Step 4: Simplify right side
    197,338.41x = 29,387,569,939.14
  5. Step 5: Solve for x
    x = 29,387,569,939.14/197,338.41
  6. Step 6: Final answer
    x = 148,919.67

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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.