Home / 136,958.03-205,417.91-46,999.33

Finding the Fourth Proportional to 136,958.03, 205,417.91 and 46,999.33

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Solution

The fourth proportional to 136,958.03, 205,417.91 and 46,999.33 is: 70,492.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,958.03 : 205,417.91 = 46,999.33 : x
  2. Step 2: Convert to fraction form
    136,958.03/205,417.91 = 46,999.33/x
  3. Step 3: Cross multiply
    136,958.03x = 205,417.91 × 46,999.33
  4. Step 4: Simplify right side
    136,958.03x = 9,654,503,479.58
  5. Step 5: Solve for x
    x = 9,654,503,479.58/136,958.03
  6. Step 6: Final answer
    x = 70,492.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.