Home / 112,905.10-169,357.94-38,077.80

Finding the Fourth Proportional to 112,905.10, 169,357.94 and 38,077.80

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Solution

The fourth proportional to 112,905.10, 169,357.94 and 38,077.80 is: 57,116.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,905.10 : 169,357.94 = 38,077.80 : x
  2. Step 2: Convert to fraction form
    112,905.10/169,357.94 = 38,077.80/x
  3. Step 3: Cross multiply
    112,905.10x = 169,357.94 × 38,077.80
  4. Step 4: Simplify right side
    112,905.10x = 6,448,778,156.76
  5. Step 5: Solve for x
    x = 6,448,778,156.76/112,905.10
  6. Step 6: Final answer
    x = 57,116.80

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