Home / 86,934.33-119,961.29-49,208.58

Finding the Fourth Proportional to 86,934.33, 119,961.29 and 49,208.58

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Solution

The fourth proportional to 86,934.33, 119,961.29 and 49,208.58 is: 67,903.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,934.33 : 119,961.29 = 49,208.58 : x
  2. Step 2: Convert to fraction form
    86,934.33/119,961.29 = 49,208.58/x
  3. Step 3: Cross multiply
    86,934.33x = 119,961.29 × 49,208.58
  4. Step 4: Simplify right side
    86,934.33x = 5,903,124,489.83
  5. Step 5: Solve for x
    x = 5,903,124,489.83/86,934.33
  6. Step 6: Final answer
    x = 67,903.26

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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.