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Finding the Fourth Proportional to 173,900.80, 260,851.20 and 107,124.40

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Solution

The fourth proportional to 173,900.80, 260,851.20 and 107,124.40 is: 160,686.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,900.80 : 260,851.20 = 107,124.40 : x
  2. Step 2: Convert to fraction form
    173,900.80/260,851.20 = 107,124.40/x
  3. Step 3: Cross multiply
    173,900.80x = 260,851.20 × 107,124.40
  4. Step 4: Simplify right side
    173,900.80x = 27,943,528,289.28
  5. Step 5: Solve for x
    x = 27,943,528,289.28/173,900.80
  6. Step 6: Final answer
    x = 160,686.60

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