Home / 75,055.05-112,583.94-25,125.84

Finding the Fourth Proportional to 75,055.05, 112,583.94 and 25,125.84

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Solution

The fourth proportional to 75,055.05, 112,583.94 and 25,125.84 is: 37,689.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,055.05 : 112,583.94 = 25,125.84 : x
  2. Step 2: Convert to fraction form
    75,055.05/112,583.94 = 25,125.84/x
  3. Step 3: Cross multiply
    75,055.05x = 112,583.94 × 25,125.84
  4. Step 4: Simplify right side
    75,055.05x = 2,828,766,063.01
  5. Step 5: Solve for x
    x = 2,828,766,063.01/75,055.05
  6. Step 6: Final answer
    x = 37,689.22

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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.