Home / 127,244.64-175,762.96-96,845.28

Finding the Fourth Proportional to 127,244.64, 175,762.96 and 96,845.28

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Solution

The fourth proportional to 127,244.64, 175,762.96 and 96,845.28 is: 133,772.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,244.64 : 175,762.96 = 96,845.28 : x
  2. Step 2: Convert to fraction form
    127,244.64/175,762.96 = 96,845.28/x
  3. Step 3: Cross multiply
    127,244.64x = 175,762.96 × 96,845.28
  4. Step 4: Simplify right side
    127,244.64x = 17,021,813,074.83
  5. Step 5: Solve for x
    x = 17,021,813,074.83/127,244.64
  6. Step 6: Final answer
    x = 133,772.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.