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Finding the Fourth Proportional to 181,421.60, 272,132.40 and 82,925.60

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Solution

The fourth proportional to 181,421.60, 272,132.40 and 82,925.60 is: 124,388.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,421.60 : 272,132.40 = 82,925.60 : x
  2. Step 2: Convert to fraction form
    181,421.60/272,132.40 = 82,925.60/x
  3. Step 3: Cross multiply
    181,421.60x = 272,132.40 × 82,925.60
  4. Step 4: Simplify right side
    181,421.60x = 22,566,742,549.44
  5. Step 5: Solve for x
    x = 22,566,742,549.44/181,421.60
  6. Step 6: Final answer
    x = 124,388.40

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