Home / 86,521.11-119,399.11-48,795.36

Finding the Fourth Proportional to 86,521.11, 119,399.11 and 48,795.36

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Solution

The fourth proportional to 86,521.11, 119,399.11 and 48,795.36 is: 67,337.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,521.11 : 119,399.11 = 48,795.36 : x
  2. Step 2: Convert to fraction form
    86,521.11/119,399.11 = 48,795.36/x
  3. Step 3: Cross multiply
    86,521.11x = 119,399.11 × 48,795.36
  4. Step 4: Simplify right side
    86,521.11x = 5,826,122,556.13
  5. Step 5: Solve for x
    x = 5,826,122,556.13/86,521.11
  6. Step 6: Final answer
    x = 67,337.58

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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.