Home / 135,720.29-203,646.69-95,994.52

Finding the Fourth Proportional to 135,720.29, 203,646.69 and 95,994.52

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Solution

The fourth proportional to 135,720.29, 203,646.69 and 95,994.52 is: 144,038.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,720.29 : 203,646.69 = 95,994.52 : x
  2. Step 2: Convert to fraction form
    135,720.29/203,646.69 = 95,994.52/x
  3. Step 3: Cross multiply
    135,720.29x = 203,646.69 × 95,994.52
  4. Step 4: Simplify right side
    135,720.29x = 19,548,965,747.02
  5. Step 5: Solve for x
    x = 19,548,965,747.02/135,720.29
  6. Step 6: Final answer
    x = 144,038.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.