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Finding the Fourth Proportional to 92,507.91, 127,660.70 and 50,066.48

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Solution

The fourth proportional to 92,507.91, 127,660.70 and 50,066.48 is: 69,091.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,507.91 : 127,660.70 = 50,066.48 : x
  2. Step 2: Convert to fraction form
    92,507.91/127,660.70 = 50,066.48/x
  3. Step 3: Cross multiply
    92,507.91x = 127,660.70 × 50,066.48
  4. Step 4: Simplify right side
    92,507.91x = 6,391,520,994.70
  5. Step 5: Solve for x
    x = 6,391,520,994.70/92,507.91
  6. Step 6: Final answer
    x = 69,091.62

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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.