Home / 90,849.96-136,297.44-43,501.08

Finding the Fourth Proportional to 90,849.96, 136,297.44 and 43,501.08

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Solution

The fourth proportional to 90,849.96, 136,297.44 and 43,501.08 is: 65,262.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,849.96 : 136,297.44 = 43,501.08 : x
  2. Step 2: Convert to fraction form
    90,849.96/136,297.44 = 43,501.08/x
  3. Step 3: Cross multiply
    90,849.96x = 136,297.44 × 43,501.08
  4. Step 4: Simplify right side
    90,849.96x = 5,929,085,841.24
  5. Step 5: Solve for x
    x = 5,929,085,841.24/90,849.96
  6. Step 6: Final answer
    x = 65,262.39

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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.