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Finding the Fourth Proportional to 92,703.75, 138,973.16 and 33,526.26

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Solution

The fourth proportional to 92,703.75, 138,973.16 and 33,526.26 is: 50,259.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,703.75 : 138,973.16 = 33,526.26 : x
  2. Step 2: Convert to fraction form
    92,703.75/138,973.16 = 33,526.26/x
  3. Step 3: Cross multiply
    92,703.75x = 138,973.16 × 33,526.26
  4. Step 4: Simplify right side
    92,703.75x = 4,659,250,648.70
  5. Step 5: Solve for x
    x = 4,659,250,648.70/92,703.75
  6. Step 6: Final answer
    x = 50,259.57

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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.