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Finding the Fourth Proportional to 112,050.40, 168,075.60 and 59,432.80

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Solution

The fourth proportional to 112,050.40, 168,075.60 and 59,432.80 is: 89,149.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,050.40 : 168,075.60 = 59,432.80 : x
  2. Step 2: Convert to fraction form
    112,050.40/168,075.60 = 59,432.80/x
  3. Step 3: Cross multiply
    112,050.40x = 168,075.60 × 59,432.80
  4. Step 4: Simplify right side
    112,050.40x = 9,989,203,519.68
  5. Step 5: Solve for x
    x = 9,989,203,519.68/112,050.40
  6. Step 6: Final answer
    x = 89,149.20

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