Home / 71,884.41-99,135.74-45,029.27

Finding the Fourth Proportional to 71,884.41, 99,135.74 and 45,029.27

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Solution

The fourth proportional to 71,884.41, 99,135.74 and 45,029.27 is: 62,099.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,884.41 : 99,135.74 = 45,029.27 : x
  2. Step 2: Convert to fraction form
    71,884.41/99,135.74 = 45,029.27/x
  3. Step 3: Cross multiply
    71,884.41x = 99,135.74 × 45,029.27
  4. Step 4: Simplify right side
    71,884.41x = 4,464,009,282.28
  5. Step 5: Solve for x
    x = 4,464,009,282.28/71,884.41
  6. Step 6: Final answer
    x = 62,099.83

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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.