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Finding the Fourth Proportional to 45,232.40, 67,848.60 and 43,312.70

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Solution

The fourth proportional to 45,232.40, 67,848.60 and 43,312.70 is: 64,969.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,232.40 : 67,848.60 = 43,312.70 : x
  2. Step 2: Convert to fraction form
    45,232.40/67,848.60 = 43,312.70/x
  3. Step 3: Cross multiply
    45,232.40x = 67,848.60 × 43,312.70
  4. Step 4: Simplify right side
    45,232.40x = 2,938,706,057.22
  5. Step 5: Solve for x
    x = 2,938,706,057.22/45,232.40
  6. Step 6: Final answer
    x = 64,969.05

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