Home / 236,631.68-354,740.16-88,991.36

Finding the Fourth Proportional to 236,631.68, 354,740.16 and 88,991.36

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Solution

The fourth proportional to 236,631.68, 354,740.16 and 88,991.36 is: 133,409.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,631.68 : 354,740.16 = 88,991.36 : x
  2. Step 2: Convert to fraction form
    236,631.68/354,740.16 = 88,991.36/x
  3. Step 3: Cross multiply
    236,631.68x = 354,740.16 × 88,991.36
  4. Step 4: Simplify right side
    236,631.68x = 31,568,809,285.02
  5. Step 5: Solve for x
    x = 31,568,809,285.02/236,631.68
  6. Step 6: Final answer
    x = 133,409.06

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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.