Home / 54,075.11-81,112.85-16,634.93

Finding the Fourth Proportional to 54,075.11, 81,112.85 and 16,634.93

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Solution

The fourth proportional to 54,075.11, 81,112.85 and 16,634.93 is: 24,952.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,075.11 : 81,112.85 = 16,634.93 : x
  2. Step 2: Convert to fraction form
    54,075.11/81,112.85 = 16,634.93/x
  3. Step 3: Cross multiply
    54,075.11x = 81,112.85 × 16,634.93
  4. Step 4: Simplify right side
    54,075.11x = 1,349,306,581.85
  5. Step 5: Solve for x
    x = 1,349,306,581.85/54,075.11
  6. Step 6: Final answer
    x = 24,952.45

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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.