Home / 92,664.72-127,876.42-51,828.40

Finding the Fourth Proportional to 92,664.72, 127,876.42 and 51,828.40

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Solution

The fourth proportional to 92,664.72, 127,876.42 and 51,828.40 is: 71,522.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,664.72 : 127,876.42 = 51,828.40 : x
  2. Step 2: Convert to fraction form
    92,664.72/127,876.42 = 51,828.40/x
  3. Step 3: Cross multiply
    92,664.72x = 127,876.42 × 51,828.40
  4. Step 4: Simplify right side
    92,664.72x = 6,627,630,246.33
  5. Step 5: Solve for x
    x = 6,627,630,246.33/92,664.72
  6. Step 6: Final answer
    x = 71,522.69

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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.