Home / 102,376.94-141,418.17-92,827.64

Finding the Fourth Proportional to 102,376.94, 141,418.17 and 92,827.64

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Solution

The fourth proportional to 102,376.94, 141,418.17 and 92,827.64 is: 128,227.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,376.94 : 141,418.17 = 92,827.64 : x
  2. Step 2: Convert to fraction form
    102,376.94/141,418.17 = 92,827.64/x
  3. Step 3: Cross multiply
    102,376.94x = 141,418.17 × 92,827.64
  4. Step 4: Simplify right side
    102,376.94x = 13,127,515,327.76
  5. Step 5: Solve for x
    x = 13,127,515,327.76/102,376.94
  6. Step 6: Final answer
    x = 128,227.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.