Home / 170,057.20-255,077.70-57,726.40

Finding the Fourth Proportional to 170,057.20, 255,077.70 and 57,726.40

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Solution

The fourth proportional to 170,057.20, 255,077.70 and 57,726.40 is: 86,586.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,057.20 : 255,077.70 = 57,726.40 : x
  2. Step 2: Convert to fraction form
    170,057.20/255,077.70 = 57,726.40/x
  3. Step 3: Cross multiply
    170,057.20x = 255,077.70 × 57,726.40
  4. Step 4: Simplify right side
    170,057.20x = 14,724,717,341.28
  5. Step 5: Solve for x
    x = 14,724,717,341.28/170,057.20
  6. Step 6: Final answer
    x = 86,586.85

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