Home / 272,173.82-375,578.60-151,307.75

Finding the Fourth Proportional to 272,173.82, 375,578.60 and 151,307.75

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Solution

The fourth proportional to 272,173.82, 375,578.60 and 151,307.75 is: 208,792.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,173.82 : 375,578.60 = 151,307.75 : x
  2. Step 2: Convert to fraction form
    272,173.82/375,578.60 = 151,307.75/x
  3. Step 3: Cross multiply
    272,173.82x = 375,578.60 × 151,307.75
  4. Step 4: Simplify right side
    272,173.82x = 56,827,951,409.48
  5. Step 5: Solve for x
    x = 56,827,951,409.48/272,173.82
  6. Step 6: Final answer
    x = 208,792.86

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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.