Home / 243,074.82-335,443.28-134,179.18

Finding the Fourth Proportional to 243,074.82, 335,443.28 and 134,179.18

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Solution

The fourth proportional to 243,074.82, 335,443.28 and 134,179.18 is: 185,167.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,074.82 : 335,443.28 = 134,179.18 : x
  2. Step 2: Convert to fraction form
    243,074.82/335,443.28 = 134,179.18/x
  3. Step 3: Cross multiply
    243,074.82x = 335,443.28 × 134,179.18
  4. Step 4: Simplify right side
    243,074.82x = 45,009,504,246.91
  5. Step 5: Solve for x
    x = 45,009,504,246.91/243,074.82
  6. Step 6: Final answer
    x = 185,167.28

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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.