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Finding the Fourth Proportional to 219,641.10, 303,123.51 and 124,164.78

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Solution

The fourth proportional to 219,641.10, 303,123.51 and 124,164.78 is: 171,358.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,641.10 : 303,123.51 = 124,164.78 : x
  2. Step 2: Convert to fraction form
    219,641.10/303,123.51 = 124,164.78/x
  3. Step 3: Cross multiply
    219,641.10x = 303,123.51 × 124,164.78
  4. Step 4: Simplify right side
    219,641.10x = 37,637,263,931.98
  5. Step 5: Solve for x
    x = 37,637,263,931.98/219,641.10
  6. Step 6: Final answer
    x = 171,358.02

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