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Finding the Fourth Proportional to 180,445.44, 249,015.20 and 99,878.52

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Solution

The fourth proportional to 180,445.44, 249,015.20 and 99,878.52 is: 137,832.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,445.44 : 249,015.20 = 99,878.52 : x
  2. Step 2: Convert to fraction form
    180,445.44/249,015.20 = 99,878.52/x
  3. Step 3: Cross multiply
    180,445.44x = 249,015.20 × 99,878.52
  4. Step 4: Simplify right side
    180,445.44x = 24,871,269,633.50
  5. Step 5: Solve for x
    x = 24,871,269,633.50/180,445.44
  6. Step 6: Final answer
    x = 137,832.63

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