Home / 75,890.54-104,726.24-41,898.34

Finding the Fourth Proportional to 75,890.54, 104,726.24 and 41,898.34

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Solution

The fourth proportional to 75,890.54, 104,726.24 and 41,898.34 is: 57,818.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,890.54 : 104,726.24 = 41,898.34 : x
  2. Step 2: Convert to fraction form
    75,890.54/104,726.24 = 41,898.34/x
  3. Step 3: Cross multiply
    75,890.54x = 104,726.24 × 41,898.34
  4. Step 4: Simplify right side
    75,890.54x = 4,387,855,139.13
  5. Step 5: Solve for x
    x = 4,387,855,139.13/75,890.54
  6. Step 6: Final answer
    x = 57,818.21

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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.