Home / 381,253.02-571,883.64-115,015.85

Finding the Fourth Proportional to 381,253.02, 571,883.64 and 115,015.85

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Solution

The fourth proportional to 381,253.02, 571,883.64 and 115,015.85 is: 172,525.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,253.02 : 571,883.64 = 115,015.85 : x
  2. Step 2: Convert to fraction form
    381,253.02/571,883.64 = 115,015.85/x
  3. Step 3: Cross multiply
    381,253.02x = 571,883.64 × 115,015.85
  4. Step 4: Simplify right side
    381,253.02x = 65,775,680,096.28
  5. Step 5: Solve for x
    x = 65,775,680,096.28/381,253.02
  6. Step 6: Final answer
    x = 172,525.01

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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.