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Finding the Fourth Proportional to 92,369.79, 127,470.23 and 49,928.32

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Solution

The fourth proportional to 92,369.79, 127,470.23 and 49,928.32 is: 68,901.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,369.79 : 127,470.23 = 49,928.32 : x
  2. Step 2: Convert to fraction form
    92,369.79/127,470.23 = 49,928.32/x
  3. Step 3: Cross multiply
    92,369.79x = 127,470.23 × 49,928.32
  4. Step 4: Simplify right side
    92,369.79x = 6,364,374,433.91
  5. Step 5: Solve for x
    x = 6,364,374,433.91/92,369.79
  6. Step 6: Final answer
    x = 68,901.04

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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.