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Finding the Fourth Proportional to 92,708.93, 127,891.23 and 58,660.04

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Solution

The fourth proportional to 92,708.93, 127,891.23 and 58,660.04 is: 80,921.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,708.93 : 127,891.23 = 58,660.04 : x
  2. Step 2: Convert to fraction form
    92,708.93/127,891.23 = 58,660.04/x
  3. Step 3: Cross multiply
    92,708.93x = 127,891.23 × 58,660.04
  4. Step 4: Simplify right side
    92,708.93x = 7,502,104,667.45
  5. Step 5: Solve for x
    x = 7,502,104,667.45/92,708.93
  6. Step 6: Final answer
    x = 80,921.06

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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.