Home / 127,241.25-175,614.54-73,557.39

Finding the Fourth Proportional to 127,241.25, 175,614.54 and 73,557.39

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Solution

The fourth proportional to 127,241.25, 175,614.54 and 73,557.39 is: 101,521.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,241.25 : 175,614.54 = 73,557.39 : x
  2. Step 2: Convert to fraction form
    127,241.25/175,614.54 = 73,557.39/x
  3. Step 3: Cross multiply
    127,241.25x = 175,614.54 × 73,557.39
  4. Step 4: Simplify right side
    127,241.25x = 12,917,747,208.45
  5. Step 5: Solve for x
    x = 12,917,747,208.45/127,241.25
  6. Step 6: Final answer
    x = 101,521.69

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1.5x scale

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.