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Finding the Fourth Proportional to 152,807.58, 210,876.30 and 84,825.90

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Solution

The fourth proportional to 152,807.58, 210,876.30 and 84,825.90 is: 117,060.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,807.58 : 210,876.30 = 84,825.90 : x
  2. Step 2: Convert to fraction form
    152,807.58/210,876.30 = 84,825.90/x
  3. Step 3: Cross multiply
    152,807.58x = 210,876.30 × 84,825.90
  4. Step 4: Simplify right side
    152,807.58x = 17,887,771,936.17
  5. Step 5: Solve for x
    x = 17,887,771,936.17/152,807.58
  6. Step 6: Final answer
    x = 117,060.76

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