Home / 74,613.76-111,803.09-44,554.35

Finding the Fourth Proportional to 74,613.76, 111,803.09 and 44,554.35

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Solution

The fourth proportional to 74,613.76, 111,803.09 and 44,554.35 is: 66,761.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,613.76 : 111,803.09 = 44,554.35 : x
  2. Step 2: Convert to fraction form
    74,613.76/111,803.09 = 44,554.35/x
  3. Step 3: Cross multiply
    74,613.76x = 111,803.09 × 44,554.35
  4. Step 4: Simplify right side
    74,613.76x = 4,981,314,199.43
  5. Step 5: Solve for x
    x = 4,981,314,199.43/74,613.76
  6. Step 6: Final answer
    x = 66,761.34

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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.