Home / 54,281.88-81,302.52-41,709.36

Finding the Fourth Proportional to 54,281.88, 81,302.52 and 41,709.36

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Solution

The fourth proportional to 54,281.88, 81,302.52 and 41,709.36 is: 62,471.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,281.88 : 81,302.52 = 41,709.36 : x
  2. Step 2: Convert to fraction form
    54,281.88/81,302.52 = 41,709.36/x
  3. Step 3: Cross multiply
    54,281.88x = 81,302.52 × 41,709.36
  4. Step 4: Simplify right side
    54,281.88x = 3,391,076,075.59
  5. Step 5: Solve for x
    x = 3,391,076,075.59/54,281.88
  6. Step 6: Final answer
    x = 62,471.60

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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.