Home / 236,911.32-355,314.64-68,395.04

Finding the Fourth Proportional to 236,911.32, 355,314.64 and 68,395.04

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Solution

The fourth proportional to 236,911.32, 355,314.64 and 68,395.04 is: 102,577.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,911.32 : 355,314.64 = 68,395.04 : x
  2. Step 2: Convert to fraction form
    236,911.32/355,314.64 = 68,395.04/x
  3. Step 3: Cross multiply
    236,911.32x = 355,314.64 × 68,395.04
  4. Step 4: Simplify right side
    236,911.32x = 24,301,759,015.39
  5. Step 5: Solve for x
    x = 24,301,759,015.39/236,911.32
  6. Step 6: Final answer
    x = 102,577.45

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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.