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Finding the Fourth Proportional to 272,244.56, 375,697.80 and 151,383.25

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Solution

The fourth proportional to 272,244.56, 375,697.80 and 151,383.25 is: 208,909.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,244.56 : 375,697.80 = 151,383.25 : x
  2. Step 2: Convert to fraction form
    272,244.56/375,697.80 = 151,383.25/x
  3. Step 3: Cross multiply
    272,244.56x = 375,697.80 × 151,383.25
  4. Step 4: Simplify right side
    272,244.56x = 56,874,353,981.85
  5. Step 5: Solve for x
    x = 56,874,353,981.85/272,244.56
  6. Step 6: Final answer
    x = 208,909.06

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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.