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Finding the Fourth Proportional to 365,948.37, 548,606.66 and 141,466.05

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Solution

The fourth proportional to 365,948.37, 548,606.66 and 141,466.05 is: 212,076.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,948.37 : 548,606.66 = 141,466.05 : x
  2. Step 2: Convert to fraction form
    365,948.37/548,606.66 = 141,466.05/x
  3. Step 3: Cross multiply
    365,948.37x = 548,606.66 × 141,466.05
  4. Step 4: Simplify right side
    365,948.37x = 77,609,216,486.56
  5. Step 5: Solve for x
    x = 77,609,216,486.56/365,948.37
  6. Step 6: Final answer
    x = 212,076.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.