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Finding the Fourth Proportional to 92,269.70, 127,332.61 and 51,984.08

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Solution

The fourth proportional to 92,269.70, 127,332.61 and 51,984.08 is: 71,738.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,269.70 : 127,332.61 = 51,984.08 : x
  2. Step 2: Convert to fraction form
    92,269.70/127,332.61 = 51,984.08/x
  3. Step 3: Cross multiply
    92,269.70x = 127,332.61 × 51,984.08
  4. Step 4: Simplify right side
    92,269.70x = 6,619,268,295.72
  5. Step 5: Solve for x
    x = 6,619,268,295.72/92,269.70
  6. Step 6: Final answer
    x = 71,738.27

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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.