Home / 286,929.18-430,390.26-129,046.14

Finding the Fourth Proportional to 286,929.18, 430,390.26 and 129,046.14

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Solution

The fourth proportional to 286,929.18, 430,390.26 and 129,046.14 is: 193,567.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,929.18 : 430,390.26 = 129,046.14 : x
  2. Step 2: Convert to fraction form
    286,929.18/430,390.26 = 129,046.14/x
  3. Step 3: Cross multiply
    286,929.18x = 430,390.26 × 129,046.14
  4. Step 4: Simplify right side
    286,929.18x = 55,540,201,746.60
  5. Step 5: Solve for x
    x = 55,540,201,746.60/286,929.18
  6. Step 6: Final answer
    x = 193,567.63

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