Home / 51,510.81-77,165.97-37,977.33

Finding the Fourth Proportional to 51,510.81, 77,165.97 and 37,977.33

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Solution

The fourth proportional to 51,510.81, 77,165.97 and 37,977.33 is: 56,892.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,510.81 : 77,165.97 = 37,977.33 : x
  2. Step 2: Convert to fraction form
    51,510.81/77,165.97 = 37,977.33/x
  3. Step 3: Cross multiply
    51,510.81x = 77,165.97 × 37,977.33
  4. Step 4: Simplify right side
    51,510.81x = 2,930,557,507.46
  5. Step 5: Solve for x
    x = 2,930,557,507.46/51,510.81
  6. Step 6: Final answer
    x = 56,892.09

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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.