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Finding the Fourth Proportional to 92,166.48, 127,190.03 and 51,880.86

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Solution

The fourth proportional to 92,166.48, 127,190.03 and 51,880.86 is: 71,595.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,166.48 : 127,190.03 = 51,880.86 : x
  2. Step 2: Convert to fraction form
    92,166.48/127,190.03 = 51,880.86/x
  3. Step 3: Cross multiply
    92,166.48x = 127,190.03 × 51,880.86
  4. Step 4: Simplify right side
    92,166.48x = 6,598,727,880.42
  5. Step 5: Solve for x
    x = 6,598,727,880.42/92,166.48
  6. Step 6: Final answer
    x = 71,595.75

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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.