Home / 86,517.51-119,390.48-48,795.27

Finding the Fourth Proportional to 86,517.51, 119,390.48 and 48,795.27

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Solution

The fourth proportional to 86,517.51, 119,390.48 and 48,795.27 is: 67,335.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,517.51 : 119,390.48 = 48,795.27 : x
  2. Step 2: Convert to fraction form
    86,517.51/119,390.48 = 48,795.27/x
  3. Step 3: Cross multiply
    86,517.51x = 119,390.48 × 48,795.27
  4. Step 4: Simplify right side
    86,517.51x = 5,825,690,463.05
  5. Step 5: Solve for x
    x = 5,825,690,463.05/86,517.51
  6. Step 6: Final answer
    x = 67,335.39

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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.