Home / 134,336.06-185,383.77-73,905.41

Finding the Fourth Proportional to 134,336.06, 185,383.77 and 73,905.41

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Solution

The fourth proportional to 134,336.06, 185,383.77 and 73,905.41 is: 101,989.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,336.06 : 185,383.77 = 73,905.41 : x
  2. Step 2: Convert to fraction form
    134,336.06/185,383.77 = 73,905.41/x
  3. Step 3: Cross multiply
    134,336.06x = 185,383.77 × 73,905.41
  4. Step 4: Simplify right side
    134,336.06x = 13,700,862,602.28
  5. Step 5: Solve for x
    x = 13,700,862,602.28/134,336.06
  6. Step 6: Final answer
    x = 101,989.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.