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Finding the Fourth Proportional to 152,085.17, 209,878.89 and 84,106.71

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Solution

The fourth proportional to 152,085.17, 209,878.89 and 84,106.71 is: 116,068.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,085.17 : 209,878.89 = 84,106.71 : x
  2. Step 2: Convert to fraction form
    152,085.17/209,878.89 = 84,106.71/x
  3. Step 3: Cross multiply
    152,085.17x = 209,878.89 × 84,106.71
  4. Step 4: Simplify right side
    152,085.17x = 17,652,222,936.35
  5. Step 5: Solve for x
    x = 17,652,222,936.35/152,085.17
  6. Step 6: Final answer
    x = 116,068.01

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