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Finding the Fourth Proportional to 92,202.28, 127,232.58 and 51,918.28

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Solution

The fourth proportional to 92,202.28, 127,232.58 and 51,918.28 is: 71,643.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,202.28 : 127,232.58 = 51,918.28 : x
  2. Step 2: Convert to fraction form
    92,202.28/127,232.58 = 51,918.28/x
  3. Step 3: Cross multiply
    92,202.28x = 127,232.58 × 51,918.28
  4. Step 4: Simplify right side
    92,202.28x = 6,605,696,713.56
  5. Step 5: Solve for x
    x = 6,605,696,713.56/92,202.28
  6. Step 6: Final answer
    x = 71,643.53

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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.