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Finding the Fourth Proportional to 92,705.16, 138,975.27 and 33,527.67

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Solution

The fourth proportional to 92,705.16, 138,975.27 and 33,527.67 is: 50,261.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,705.16 : 138,975.27 = 33,527.67 : x
  2. Step 2: Convert to fraction form
    92,705.16/138,975.27 = 33,527.67/x
  3. Step 3: Cross multiply
    92,705.16x = 138,975.27 × 33,527.67
  4. Step 4: Simplify right side
    92,705.16x = 4,659,516,823.08
  5. Step 5: Solve for x
    x = 4,659,516,823.08/92,705.16
  6. Step 6: Final answer
    x = 50,261.68

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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.