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Finding the Fourth Proportional to 94,135.80, 141,203.70 and 34,965.30

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Solution

The fourth proportional to 94,135.80, 141,203.70 and 34,965.30 is: 52,447.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,135.80 : 141,203.70 = 34,965.30 : x
  2. Step 2: Convert to fraction form
    94,135.80/141,203.70 = 34,965.30/x
  3. Step 3: Cross multiply
    94,135.80x = 141,203.70 × 34,965.30
  4. Step 4: Simplify right side
    94,135.80x = 4,937,229,731.61
  5. Step 5: Solve for x
    x = 4,937,229,731.61/94,135.80
  6. Step 6: Final answer
    x = 52,447.95

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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.