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Finding the Fourth Proportional to 92,388.93, 127,497.30 and 58,412.73

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Solution

The fourth proportional to 92,388.93, 127,497.30 and 58,412.73 is: 80,609.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,388.93 : 127,497.30 = 58,412.73 : x
  2. Step 2: Convert to fraction form
    92,388.93/127,497.30 = 58,412.73/x
  3. Step 3: Cross multiply
    92,388.93x = 127,497.30 × 58,412.73
  4. Step 4: Simplify right side
    92,388.93x = 7,447,465,360.63
  5. Step 5: Solve for x
    x = 7,447,465,360.63/92,388.93
  6. Step 6: Final answer
    x = 80,609.93

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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.