Home / 51,923.40-77,954.12-35,112.88

Finding the Fourth Proportional to 51,923.40, 77,954.12 and 35,112.88

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Solution

The fourth proportional to 51,923.40, 77,954.12 and 35,112.88 is: 52,715.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,923.40 : 77,954.12 = 35,112.88 : x
  2. Step 2: Convert to fraction form
    51,923.40/77,954.12 = 35,112.88/x
  3. Step 3: Cross multiply
    51,923.40x = 77,954.12 × 35,112.88
  4. Step 4: Simplify right side
    51,923.40x = 2,737,193,661.07
  5. Step 5: Solve for x
    x = 2,737,193,661.07/51,923.40
  6. Step 6: Final answer
    x = 52,715.99

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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.