Home / 89,631.07-134,415.18-26,434.40

Finding the Fourth Proportional to 89,631.07, 134,415.18 and 26,434.40

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Solution

The fourth proportional to 89,631.07, 134,415.18 and 26,434.40 is: 39,642.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,631.07 : 134,415.18 = 26,434.40 : x
  2. Step 2: Convert to fraction form
    89,631.07/134,415.18 = 26,434.40/x
  3. Step 3: Cross multiply
    89,631.07x = 134,415.18 × 26,434.40
  4. Step 4: Simplify right side
    89,631.07x = 3,553,183,962.12
  5. Step 5: Solve for x
    x = 3,553,183,962.12/89,631.07
  6. Step 6: Final answer
    x = 39,642.33

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