Home / 45,544.30-67,858.53-42,997.82

Finding the Fourth Proportional to 45,544.30, 67,858.53 and 42,997.82

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Solution

The fourth proportional to 45,544.30, 67,858.53 and 42,997.82 is: 64,064.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,544.30 : 67,858.53 = 42,997.82 : x
  2. Step 2: Convert to fraction form
    45,544.30/67,858.53 = 42,997.82/x
  3. Step 3: Cross multiply
    45,544.30x = 67,858.53 × 42,997.82
  4. Step 4: Simplify right side
    45,544.30x = 2,917,768,519.11
  5. Step 5: Solve for x
    x = 2,917,768,519.11/45,544.30
  6. Step 6: Final answer
    x = 64,064.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.