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Finding the Fourth Proportional to 178,172.79, 245,878.50 and 97,603.20

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Solution

The fourth proportional to 178,172.79, 245,878.50 and 97,603.20 is: 134,692.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,172.79 : 245,878.50 = 97,603.20 : x
  2. Step 2: Convert to fraction form
    178,172.79/245,878.50 = 97,603.20/x
  3. Step 3: Cross multiply
    178,172.79x = 245,878.50 × 97,603.20
  4. Step 4: Simplify right side
    178,172.79x = 23,998,528,411.20
  5. Step 5: Solve for x
    x = 23,998,528,411.20/178,172.79
  6. Step 6: Final answer
    x = 134,692.44

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