Home / 272,548.21-376,128.92-151,697.24

Finding the Fourth Proportional to 272,548.21, 376,128.92 and 151,697.24

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Solution

The fourth proportional to 272,548.21, 376,128.92 and 151,697.24 is: 209,349.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,548.21 : 376,128.92 = 151,697.24 : x
  2. Step 2: Convert to fraction form
    272,548.21/376,128.92 = 151,697.24/x
  3. Step 3: Cross multiply
    272,548.21x = 376,128.92 × 151,697.24
  4. Step 4: Simplify right side
    272,548.21x = 57,057,719,048.18
  5. Step 5: Solve for x
    x = 57,057,719,048.18/272,548.21
  6. Step 6: Final answer
    x = 209,349.09

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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.