Home / 75,821.77-113,752.80-25,901.77

Finding the Fourth Proportional to 75,821.77, 113,752.80 and 25,901.77

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Solution

The fourth proportional to 75,821.77, 113,752.80 and 25,901.77 is: 38,859.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,821.77 : 113,752.80 = 25,901.77 : x
  2. Step 2: Convert to fraction form
    75,821.77/113,752.80 = 25,901.77/x
  3. Step 3: Cross multiply
    75,821.77x = 113,752.80 × 25,901.77
  4. Step 4: Simplify right side
    75,821.77x = 2,946,398,732.95
  5. Step 5: Solve for x
    x = 2,946,398,732.95/75,821.77
  6. Step 6: Final answer
    x = 38,859.54

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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.