Home / 75,323.41-103,942.30-41,331.35

Finding the Fourth Proportional to 75,323.41, 103,942.30 and 41,331.35

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Solution

The fourth proportional to 75,323.41, 103,942.30 and 41,331.35 is: 57,035.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,323.41 : 103,942.30 = 41,331.35 : x
  2. Step 2: Convert to fraction form
    75,323.41/103,942.30 = 41,331.35/x
  3. Step 3: Cross multiply
    75,323.41x = 103,942.30 × 41,331.35
  4. Step 4: Simplify right side
    75,323.41x = 4,296,075,581.11
  5. Step 5: Solve for x
    x = 4,296,075,581.11/75,323.41
  6. Step 6: Final answer
    x = 57,035.06

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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.