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Finding the Fourth Proportional to 162,045.80, 243,141.60 and 73,253.60

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Solution

The fourth proportional to 162,045.80, 243,141.60 and 73,253.60 is: 109,913.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,045.80 : 243,141.60 = 73,253.60 : x
  2. Step 2: Convert to fraction form
    162,045.80/243,141.60 = 73,253.60/x
  3. Step 3: Cross multiply
    162,045.80x = 243,141.60 × 73,253.60
  4. Step 4: Simplify right side
    162,045.80x = 17,810,997,509.76
  5. Step 5: Solve for x
    x = 17,810,997,509.76/162,045.80
  6. Step 6: Final answer
    x = 109,913.35

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