Home / 123,334.05-184,946.40-56,739.90

Finding the Fourth Proportional to 123,334.05, 184,946.40 and 56,739.90

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Solution

The fourth proportional to 123,334.05, 184,946.40 and 56,739.90 is: 85,084.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,334.05 : 184,946.40 = 56,739.90 : x
  2. Step 2: Convert to fraction form
    123,334.05/184,946.40 = 56,739.90/x
  3. Step 3: Cross multiply
    123,334.05x = 184,946.40 × 56,739.90
  4. Step 4: Simplify right side
    123,334.05x = 10,493,840,241.36
  5. Step 5: Solve for x
    x = 10,493,840,241.36/123,334.05
  6. Step 6: Final answer
    x = 85,084.70

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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.