Home / 134,115.82-185,002.84-83,727.34

Finding the Fourth Proportional to 134,115.82, 185,002.84 and 83,727.34

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Solution

The fourth proportional to 134,115.82, 185,002.84 and 83,727.34 is: 115,495.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,115.82 : 185,002.84 = 83,727.34 : x
  2. Step 2: Convert to fraction form
    134,115.82/185,002.84 = 83,727.34/x
  3. Step 3: Cross multiply
    134,115.82x = 185,002.84 × 83,727.34
  4. Step 4: Simplify right side
    134,115.82x = 15,489,795,685.65
  5. Step 5: Solve for x
    x = 15,489,795,685.65/134,115.82
  6. Step 6: Final answer
    x = 115,495.66

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1.5x scale

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.