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Finding the Fourth Proportional to 169,643.20, 254,464.80 and 152,730.40

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Solution

The fourth proportional to 169,643.20, 254,464.80 and 152,730.40 is: 229,095.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,643.20 : 254,464.80 = 152,730.40 : x
  2. Step 2: Convert to fraction form
    169,643.20/254,464.80 = 152,730.40/x
  3. Step 3: Cross multiply
    169,643.20x = 254,464.80 × 152,730.40
  4. Step 4: Simplify right side
    169,643.20x = 38,864,510,689.92
  5. Step 5: Solve for x
    x = 38,864,510,689.92/169,643.20
  6. Step 6: Final answer
    x = 229,095.60

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