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Finding the Fourth Proportional to 92,017.75, 138,059.03 and 45,303.43

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Solution

The fourth proportional to 92,017.75, 138,059.03 and 45,303.43 is: 67,971.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,017.75 : 138,059.03 = 45,303.43 : x
  2. Step 2: Convert to fraction form
    92,017.75/138,059.03 = 45,303.43/x
  3. Step 3: Cross multiply
    92,017.75x = 138,059.03 × 45,303.43
  4. Step 4: Simplify right side
    92,017.75x = 6,254,547,601.47
  5. Step 5: Solve for x
    x = 6,254,547,601.47/92,017.75
  6. Step 6: Final answer
    x = 67,971.10

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