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Finding the Fourth Proportional to 103,701.48, 155,508.20 and 43,756.85

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Solution

The fourth proportional to 103,701.48, 155,508.20 and 43,756.85 is: 65,616.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,701.48 : 155,508.20 = 43,756.85 : x
  2. Step 2: Convert to fraction form
    103,701.48/155,508.20 = 43,756.85/x
  3. Step 3: Cross multiply
    103,701.48x = 155,508.20 × 43,756.85
  4. Step 4: Simplify right side
    103,701.48x = 6,804,547,984.84
  5. Step 5: Solve for x
    x = 6,804,547,984.84/103,701.48
  6. Step 6: Final answer
    x = 65,616.69

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