Home / 134,335.94-185,383.59-73,905.28

Finding the Fourth Proportional to 134,335.94, 185,383.59 and 73,905.28

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Solution

The fourth proportional to 134,335.94, 185,383.59 and 73,905.28 is: 101,989.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,335.94 : 185,383.59 = 73,905.28 : x
  2. Step 2: Convert to fraction form
    134,335.94/185,383.59 = 73,905.28/x
  3. Step 3: Cross multiply
    134,335.94x = 185,383.59 × 73,905.28
  4. Step 4: Simplify right side
    134,335.94x = 13,700,826,126.36
  5. Step 5: Solve for x
    x = 13,700,826,126.36/134,335.94
  6. Step 6: Final answer
    x = 101,989.28

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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.