Home / 272,100.06-375,390.36-157,357.62

Finding the Fourth Proportional to 272,100.06, 375,390.36 and 157,357.62

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Solution

The fourth proportional to 272,100.06, 375,390.36 and 157,357.62 is: 217,091.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,100.06 : 375,390.36 = 157,357.62 : x
  2. Step 2: Convert to fraction form
    272,100.06/375,390.36 = 157,357.62/x
  3. Step 3: Cross multiply
    272,100.06x = 375,390.36 × 157,357.62
  4. Step 4: Simplify right side
    272,100.06x = 59,070,533,620.54
  5. Step 5: Solve for x
    x = 59,070,533,620.54/272,100.06
  6. Step 6: Final answer
    x = 217,091.22

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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.