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Finding the Fourth Proportional to 181,361.49, 272,041.88 and 48,241.91

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Solution

The fourth proportional to 181,361.49, 272,041.88 and 48,241.91 is: 72,362.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,361.49 : 272,041.88 = 48,241.91 : x
  2. Step 2: Convert to fraction form
    181,361.49/272,041.88 = 48,241.91/x
  3. Step 3: Cross multiply
    181,361.49x = 272,041.88 × 48,241.91
  4. Step 4: Simplify right side
    181,361.49x = 13,123,818,289.77
  5. Step 5: Solve for x
    x = 13,123,818,289.77/181,361.49
  6. Step 6: Final answer
    x = 72,362.76

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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.