Home / 101,872.28-152,844.87-51,964.94

Finding the Fourth Proportional to 101,872.28, 152,844.87 and 51,964.94

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Solution

The fourth proportional to 101,872.28, 152,844.87 and 51,964.94 is: 77,966.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,872.28 : 152,844.87 = 51,964.94 : x
  2. Step 2: Convert to fraction form
    101,872.28/152,844.87 = 51,964.94/x
  3. Step 3: Cross multiply
    101,872.28x = 152,844.87 × 51,964.94
  4. Step 4: Simplify right side
    101,872.28x = 7,942,575,075.84
  5. Step 5: Solve for x
    x = 7,942,575,075.84/101,872.28
  6. Step 6: Final answer
    x = 77,966.01

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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.