Home / 86,451.83-119,304.20-48,213.84

Finding the Fourth Proportional to 86,451.83, 119,304.20 and 48,213.84

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Solution

The fourth proportional to 86,451.83, 119,304.20 and 48,213.84 is: 66,535.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,451.83 : 119,304.20 = 48,213.84 : x
  2. Step 2: Convert to fraction form
    86,451.83/119,304.20 = 48,213.84/x
  3. Step 3: Cross multiply
    86,451.83x = 119,304.20 × 48,213.84
  4. Step 4: Simplify right side
    86,451.83x = 5,752,113,369.06
  5. Step 5: Solve for x
    x = 5,752,113,369.06/86,451.83
  6. Step 6: Final answer
    x = 66,535.48

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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.