Home / 251,057.12-376,588.74-73,567.72

Finding the Fourth Proportional to 251,057.12, 376,588.74 and 73,567.72

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Solution

The fourth proportional to 251,057.12, 376,588.74 and 73,567.72 is: 110,352.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,057.12 : 376,588.74 = 73,567.72 : x
  2. Step 2: Convert to fraction form
    251,057.12/376,588.74 = 73,567.72/x
  3. Step 3: Cross multiply
    251,057.12x = 376,588.74 × 73,567.72
  4. Step 4: Simplify right side
    251,057.12x = 27,704,774,979.47
  5. Step 5: Solve for x
    x = 27,704,774,979.47/251,057.12
  6. Step 6: Final answer
    x = 110,352.48

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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.