Home / 272,040.08-375,407.82-151,178.27

Finding the Fourth Proportional to 272,040.08, 375,407.82 and 151,178.27

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Solution

The fourth proportional to 272,040.08, 375,407.82 and 151,178.27 is: 208,621.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,040.08 : 375,407.82 = 151,178.27 : x
  2. Step 2: Convert to fraction form
    272,040.08/375,407.82 = 151,178.27/x
  3. Step 3: Cross multiply
    272,040.08x = 375,407.82 × 151,178.27
  4. Step 4: Simplify right side
    272,040.08x = 56,753,504,772.07
  5. Step 5: Solve for x
    x = 56,753,504,772.07/272,040.08
  6. Step 6: Final answer
    x = 208,621.85

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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.