Home / 341,867.88-512,742.60-92,491.56

Finding the Fourth Proportional to 341,867.88, 512,742.60 and 92,491.56

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Solution

The fourth proportional to 341,867.88, 512,742.60 and 92,491.56 is: 138,721.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,867.88 : 512,742.60 = 92,491.56 : x
  2. Step 2: Convert to fraction form
    341,867.88/512,742.60 = 92,491.56/x
  3. Step 3: Cross multiply
    341,867.88x = 512,742.60 × 92,491.56
  4. Step 4: Simplify right side
    341,867.88x = 47,424,362,952.46
  5. Step 5: Solve for x
    x = 47,424,362,952.46/341,867.88
  6. Step 6: Final answer
    x = 138,721.32

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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.