Home / 75,607.76-113,420.92-25,696.08

Finding the Fourth Proportional to 75,607.76, 113,420.92 and 25,696.08

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Solution

The fourth proportional to 75,607.76, 113,420.92 and 25,696.08 is: 38,547.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,607.76 : 113,420.92 = 25,696.08 : x
  2. Step 2: Convert to fraction form
    75,607.76/113,420.92 = 25,696.08/x
  3. Step 3: Cross multiply
    75,607.76x = 113,420.92 × 25,696.08
  4. Step 4: Simplify right side
    75,607.76x = 2,914,473,033.99
  5. Step 5: Solve for x
    x = 2,914,473,033.99/75,607.76
  6. Step 6: Final answer
    x = 38,547.27

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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.