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Finding the Fourth Proportional to 92,100.88, 127,103.88 and 54,374.32

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Solution

The fourth proportional to 92,100.88, 127,103.88 and 54,374.32 is: 75,039.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,100.88 : 127,103.88 = 54,374.32 : x
  2. Step 2: Convert to fraction form
    92,100.88/127,103.88 = 54,374.32/x
  3. Step 3: Cross multiply
    92,100.88x = 127,103.88 × 54,374.32
  4. Step 4: Simplify right side
    92,100.88x = 6,911,187,044.36
  5. Step 5: Solve for x
    x = 6,911,187,044.36/92,100.88
  6. Step 6: Final answer
    x = 75,039.32

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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.