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Finding the Fourth Proportional to 92,701.59, 127,928.34 and 50,260.23

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Solution

The fourth proportional to 92,701.59, 127,928.34 and 50,260.23 is: 69,359.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,701.59 : 127,928.34 = 50,260.23 : x
  2. Step 2: Convert to fraction form
    92,701.59/127,928.34 = 50,260.23/x
  3. Step 3: Cross multiply
    92,701.59x = 127,928.34 × 50,260.23
  4. Step 4: Simplify right side
    92,701.59x = 6,429,707,791.92
  5. Step 5: Solve for x
    x = 6,429,707,791.92/92,701.59
  6. Step 6: Final answer
    x = 69,359.20

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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.