Home / 51,409.87-77,121.14-25,094.72

Finding the Fourth Proportional to 51,409.87, 77,121.14 and 25,094.72

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Solution

The fourth proportional to 51,409.87, 77,121.14 and 25,094.72 is: 37,645.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,409.87 : 77,121.14 = 25,094.72 : x
  2. Step 2: Convert to fraction form
    51,409.87/77,121.14 = 25,094.72/x
  3. Step 3: Cross multiply
    51,409.87x = 77,121.14 × 25,094.72
  4. Step 4: Simplify right side
    51,409.87x = 1,935,333,669.92
  5. Step 5: Solve for x
    x = 1,935,333,669.92/51,409.87
  6. Step 6: Final answer
    x = 37,645.18

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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.