Home / 179,905.53-248,279.37-99,332.82

Finding the Fourth Proportional to 179,905.53, 248,279.37 and 99,332.82

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Solution

The fourth proportional to 179,905.53, 248,279.37 and 99,332.82 is: 137,084.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,905.53 : 248,279.37 = 99,332.82 : x
  2. Step 2: Convert to fraction form
    179,905.53/248,279.37 = 99,332.82/x
  3. Step 3: Cross multiply
    179,905.53x = 248,279.37 × 99,332.82
  4. Step 4: Simplify right side
    179,905.53x = 24,662,289,969.92
  5. Step 5: Solve for x
    x = 24,662,289,969.92/179,905.53
  6. Step 6: Final answer
    x = 137,084.67

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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.