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Finding the Fourth Proportional to 79,598.19, 109,755.82 and 61,407.51

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Solution

The fourth proportional to 79,598.19, 109,755.82 and 61,407.51 is: 84,673.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,598.19 : 109,755.82 = 61,407.51 : x
  2. Step 2: Convert to fraction form
    79,598.19/109,755.82 = 61,407.51/x
  3. Step 3: Cross multiply
    79,598.19x = 109,755.82 × 61,407.51
  4. Step 4: Simplify right side
    79,598.19x = 6,739,831,307.17
  5. Step 5: Solve for x
    x = 6,739,831,307.17/79,598.19
  6. Step 6: Final answer
    x = 84,673.17

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