Home / 135,747.09-203,514.93-64,633.14

Finding the Fourth Proportional to 135,747.09, 203,514.93 and 64,633.14

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Solution

The fourth proportional to 135,747.09, 203,514.93 and 64,633.14 is: 96,899.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,747.09 : 203,514.93 = 64,633.14 : x
  2. Step 2: Convert to fraction form
    135,747.09/203,514.93 = 64,633.14/x
  3. Step 3: Cross multiply
    135,747.09x = 203,514.93 × 64,633.14
  4. Step 4: Simplify right side
    135,747.09x = 13,153,808,962.78
  5. Step 5: Solve for x
    x = 13,153,808,962.78/135,747.09
  6. Step 6: Final answer
    x = 96,899.38

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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.