Home / 272,185.05-375,636.39-163,293.48

Finding the Fourth Proportional to 272,185.05, 375,636.39 and 163,293.48

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Solution

The fourth proportional to 272,185.05, 375,636.39 and 163,293.48 is: 225,357.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,185.05 : 375,636.39 = 163,293.48 : x
  2. Step 2: Convert to fraction form
    272,185.05/375,636.39 = 163,293.48/x
  3. Step 3: Cross multiply
    272,185.05x = 375,636.39 × 163,293.48
  4. Step 4: Simplify right side
    272,185.05x = 61,338,973,337.74
  5. Step 5: Solve for x
    x = 61,338,973,337.74/272,185.05
  6. Step 6: Final answer
    x = 225,357.61

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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.