Home / 55,972.42-77,270.56-43,196.90

Finding the Fourth Proportional to 55,972.42, 77,270.56 and 43,196.90

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Solution

The fourth proportional to 55,972.42, 77,270.56 and 43,196.90 is: 59,633.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,972.42 : 77,270.56 = 43,196.90 : x
  2. Step 2: Convert to fraction form
    55,972.42/77,270.56 = 43,196.90/x
  3. Step 3: Cross multiply
    55,972.42x = 77,270.56 × 43,196.90
  4. Step 4: Simplify right side
    55,972.42x = 3,337,848,158.92
  5. Step 5: Solve for x
    x = 3,337,848,158.92/55,972.42
  6. Step 6: Final answer
    x = 59,633.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.