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Finding the Fourth Proportional to 92,519.44, 127,662.98 and 54,264.55

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Solution

The fourth proportional to 92,519.44, 127,662.98 and 54,264.55 is: 74,876.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,519.44 : 127,662.98 = 54,264.55 : x
  2. Step 2: Convert to fraction form
    92,519.44/127,662.98 = 54,264.55/x
  3. Step 3: Cross multiply
    92,519.44x = 127,662.98 × 54,264.55
  4. Step 4: Simplify right side
    92,519.44x = 6,927,574,161.36
  5. Step 5: Solve for x
    x = 6,927,574,161.36/92,519.44
  6. Step 6: Final answer
    x = 74,876.96

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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.