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Finding the Fourth Proportional to 341,973.88, 512,960.82 and 92,655.88

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Solution

The fourth proportional to 341,973.88, 512,960.82 and 92,655.88 is: 138,983.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,973.88 : 512,960.82 = 92,655.88 : x
  2. Step 2: Convert to fraction form
    341,973.88/512,960.82 = 92,655.88/x
  3. Step 3: Cross multiply
    341,973.88x = 512,960.82 × 92,655.88
  4. Step 4: Simplify right side
    341,973.88x = 47,528,836,182.62
  5. Step 5: Solve for x
    x = 47,528,836,182.62/341,973.88
  6. Step 6: Final answer
    x = 138,983.82

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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.