Home / 176,720.64-265,072.32-65,904

Finding the Fourth Proportional to 176,720.64, 265,072.32 and 65,904

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Solution

The fourth proportional to 176,720.64, 265,072.32 and 65,904 is: 98,852.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,720.64 : 265,072.32 = 65,904 : x
  2. Step 2: Convert to fraction form
    176,720.64/265,072.32 = 65,904/x
  3. Step 3: Cross multiply
    176,720.64x = 265,072.32 × 65,904
  4. Step 4: Simplify right side
    176,720.64x = 17,469,326,177.28
  5. Step 5: Solve for x
    x = 17,469,326,177.28/176,720.64
  6. Step 6: Final answer
    x = 98,852.78

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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.