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Finding the Fourth Proportional to 92,605.49, 127,795.16 and 50,164.13

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Solution

The fourth proportional to 92,605.49, 127,795.16 and 50,164.13 is: 69,226.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,605.49 : 127,795.16 = 50,164.13 : x
  2. Step 2: Convert to fraction form
    92,605.49/127,795.16 = 50,164.13/x
  3. Step 3: Cross multiply
    92,605.49x = 127,795.16 × 50,164.13
  4. Step 4: Simplify right side
    92,605.49x = 6,410,732,768.79
  5. Step 5: Solve for x
    x = 6,410,732,768.79/92,605.49
  6. Step 6: Final answer
    x = 69,226.27

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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.