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Finding the Fourth Proportional to 185,363.40, 278,045.10 and 165,680.40

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Solution

The fourth proportional to 185,363.40, 278,045.10 and 165,680.40 is: 248,520.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,363.40 : 278,045.10 = 165,680.40 : x
  2. Step 2: Convert to fraction form
    185,363.40/278,045.10 = 165,680.40/x
  3. Step 3: Cross multiply
    185,363.40x = 278,045.10 × 165,680.40
  4. Step 4: Simplify right side
    185,363.40x = 46,066,623,386.04
  5. Step 5: Solve for x
    x = 46,066,623,386.04/185,363.40
  6. Step 6: Final answer
    x = 248,520.60

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