Home / 71,160.42-106,519.19-44,809.80

Finding the Fourth Proportional to 71,160.42, 106,519.19 and 44,809.80

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Solution

The fourth proportional to 71,160.42, 106,519.19 and 44,809.80 is: 67,075.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,160.42 : 106,519.19 = 44,809.80 : x
  2. Step 2: Convert to fraction form
    71,160.42/106,519.19 = 44,809.80/x
  3. Step 3: Cross multiply
    71,160.42x = 106,519.19 × 44,809.80
  4. Step 4: Simplify right side
    71,160.42x = 4,773,103,376.01
  5. Step 5: Solve for x
    x = 4,773,103,376.01/71,160.42
  6. Step 6: Final answer
    x = 67,075.26

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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.