Home / 86,849.15-119,843.36-48,606.42

Finding the Fourth Proportional to 86,849.15, 119,843.36 and 48,606.42

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Solution

The fourth proportional to 86,849.15, 119,843.36 and 48,606.42 is: 67,072.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,849.15 : 119,843.36 = 48,606.42 : x
  2. Step 2: Convert to fraction form
    86,849.15/119,843.36 = 48,606.42/x
  3. Step 3: Cross multiply
    86,849.15x = 119,843.36 × 48,606.42
  4. Step 4: Simplify right side
    86,849.15x = 5,825,155,848.12
  5. Step 5: Solve for x
    x = 5,825,155,848.12/86,849.15
  6. Step 6: Final answer
    x = 67,072.11

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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.