Home / 133,222.86-199,909.89-48,972.06

Finding the Fourth Proportional to 133,222.86, 199,909.89 and 48,972.06

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Solution

The fourth proportional to 133,222.86, 199,909.89 and 48,972.06 is: 73,485.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,222.86 : 199,909.89 = 48,972.06 : x
  2. Step 2: Convert to fraction form
    133,222.86/199,909.89 = 48,972.06/x
  3. Step 3: Cross multiply
    133,222.86x = 199,909.89 × 48,972.06
  4. Step 4: Simplify right side
    133,222.86x = 9,789,999,127.67
  5. Step 5: Solve for x
    x = 9,789,999,127.67/133,222.86
  6. Step 6: Final answer
    x = 73,485.88

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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.