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Finding the Fourth Proportional to 272,184.50, 375,627.12 and 151,338.08

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Solution

The fourth proportional to 272,184.50, 375,627.12 and 151,338.08 is: 208,853.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,184.50 : 375,627.12 = 151,338.08 : x
  2. Step 2: Convert to fraction form
    272,184.50/375,627.12 = 151,338.08/x
  3. Step 3: Cross multiply
    272,184.50x = 375,627.12 × 151,338.08
  4. Step 4: Simplify right side
    272,184.50x = 56,846,687,136.73
  5. Step 5: Solve for x
    x = 56,846,687,136.73/272,184.50
  6. Step 6: Final answer
    x = 208,853.51

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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.