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Finding the Fourth Proportional to 147,907.10, 221,860.65 and 121,663.10

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Solution

The fourth proportional to 147,907.10, 221,860.65 and 121,663.10 is: 182,494.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,907.10 : 221,860.65 = 121,663.10 : x
  2. Step 2: Convert to fraction form
    147,907.10/221,860.65 = 121,663.10/x
  3. Step 3: Cross multiply
    147,907.10x = 221,860.65 × 121,663.10
  4. Step 4: Simplify right side
    147,907.10x = 26,992,254,447.02
  5. Step 5: Solve for x
    x = 26,992,254,447.02/147,907.10
  6. Step 6: Final answer
    x = 182,494.65

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