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Finding the Fourth Proportional to 92,718.81, 127,952.06 and 50,277.33

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Solution

The fourth proportional to 92,718.81, 127,952.06 and 50,277.33 is: 69,382.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,718.81 : 127,952.06 = 50,277.33 : x
  2. Step 2: Convert to fraction form
    92,718.81/127,952.06 = 50,277.33/x
  3. Step 3: Cross multiply
    92,718.81x = 127,952.06 × 50,277.33
  4. Step 4: Simplify right side
    92,718.81x = 6,433,087,693.41
  5. Step 5: Solve for x
    x = 6,433,087,693.41/92,718.81
  6. Step 6: Final answer
    x = 69,382.77

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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.