Home / 251,844.34-375,923.92-221,951.70

Finding the Fourth Proportional to 251,844.34, 375,923.92 and 221,951.70

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Solution

The fourth proportional to 251,844.34, 375,923.92 and 221,951.70 is: 331,303.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,844.34 : 375,923.92 = 221,951.70 : x
  2. Step 2: Convert to fraction form
    251,844.34/375,923.92 = 221,951.70/x
  3. Step 3: Cross multiply
    251,844.34x = 375,923.92 × 221,951.70
  4. Step 4: Simplify right side
    251,844.34x = 83,436,953,114.66
  5. Step 5: Solve for x
    x = 83,436,953,114.66/251,844.34
  6. Step 6: Final answer
    x = 331,303.67

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.