Home / 135,029.04-202,667-68,514.96

Finding the Fourth Proportional to 135,029.04, 202,667 and 68,514.96

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Solution

The fourth proportional to 135,029.04, 202,667 and 68,514.96 is: 102,835.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,029.04 : 202,667 = 68,514.96 : x
  2. Step 2: Convert to fraction form
    135,029.04/202,667 = 68,514.96/x
  3. Step 3: Cross multiply
    135,029.04x = 202,667 × 68,514.96
  4. Step 4: Simplify right side
    135,029.04x = 13,885,721,398.32
  5. Step 5: Solve for x
    x = 13,885,721,398.32/135,029.04
  6. Step 6: Final answer
    x = 102,835.07

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1.5x scale

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.