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Finding the Fourth Proportional to 291,136.07, 401,746.13 and 163,787.06

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Solution

The fourth proportional to 291,136.07, 401,746.13 and 163,787.06 is: 226,013.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,136.07 : 401,746.13 = 163,787.06 : x
  2. Step 2: Convert to fraction form
    291,136.07/401,746.13 = 163,787.06/x
  3. Step 3: Cross multiply
    291,136.07x = 401,746.13 × 163,787.06
  4. Step 4: Simplify right side
    291,136.07x = 65,800,818,298.71
  5. Step 5: Solve for x
    x = 65,800,818,298.71/291,136.07
  6. Step 6: Final answer
    x = 226,013.97

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