Home / 97,185.55-145,589.19-54,937.84

Finding the Fourth Proportional to 97,185.55, 145,589.19 and 54,937.84

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Solution

The fourth proportional to 97,185.55, 145,589.19 and 54,937.84 is: 82,299.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,185.55 : 145,589.19 = 54,937.84 : x
  2. Step 2: Convert to fraction form
    97,185.55/145,589.19 = 54,937.84/x
  3. Step 3: Cross multiply
    97,185.55x = 145,589.19 × 54,937.84
  4. Step 4: Simplify right side
    97,185.55x = 7,998,355,323.14
  5. Step 5: Solve for x
    x = 7,998,355,323.14/97,185.55
  6. Step 6: Final answer
    x = 82,299.84

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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.