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Finding the Fourth Proportional to 92,182.96, 127,203.66 and 67,997.08

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Solution

The fourth proportional to 92,182.96, 127,203.66 and 67,997.08 is: 93,829.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,182.96 : 127,203.66 = 67,997.08 : x
  2. Step 2: Convert to fraction form
    92,182.96/127,203.66 = 67,997.08/x
  3. Step 3: Cross multiply
    92,182.96x = 127,203.66 × 67,997.08
  4. Step 4: Simplify right side
    92,182.96x = 8,649,477,445.31
  5. Step 5: Solve for x
    x = 8,649,477,445.31/92,182.96
  6. Step 6: Final answer
    x = 93,829.46

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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.