Home / 301,375.14-452,047.86-111,872.40

Finding the Fourth Proportional to 301,375.14, 452,047.86 and 111,872.40

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Solution

The fourth proportional to 301,375.14, 452,047.86 and 111,872.40 is: 167,803.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,375.14 : 452,047.86 = 111,872.40 : x
  2. Step 2: Convert to fraction form
    301,375.14/452,047.86 = 111,872.40/x
  3. Step 3: Cross multiply
    301,375.14x = 452,047.86 × 111,872.40
  4. Step 4: Simplify right side
    301,375.14x = 50,571,679,013.06
  5. Step 5: Solve for x
    x = 50,571,679,013.06/301,375.14
  6. Step 6: Final answer
    x = 167,803.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.