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Finding the Fourth Proportional to 92,667.48, 127,881.34 and 50,226

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Solution

The fourth proportional to 92,667.48, 127,881.34 and 50,226 is: 69,312.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,667.48 : 127,881.34 = 50,226 : x
  2. Step 2: Convert to fraction form
    92,667.48/127,881.34 = 50,226/x
  3. Step 3: Cross multiply
    92,667.48x = 127,881.34 × 50,226
  4. Step 4: Simplify right side
    92,667.48x = 6,422,968,182.84
  5. Step 5: Solve for x
    x = 6,422,968,182.84/92,667.48
  6. Step 6: Final answer
    x = 69,312.00

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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.