Home / 49,375.17-74,065.26-28,309.58

Finding the Fourth Proportional to 49,375.17, 74,065.26 and 28,309.58

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Solution

The fourth proportional to 49,375.17, 74,065.26 and 28,309.58 is: 42,465.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,375.17 : 74,065.26 = 28,309.58 : x
  2. Step 2: Convert to fraction form
    49,375.17/74,065.26 = 28,309.58/x
  3. Step 3: Cross multiply
    49,375.17x = 74,065.26 × 28,309.58
  4. Step 4: Simplify right side
    49,375.17x = 2,096,756,128.84
  5. Step 5: Solve for x
    x = 2,096,756,128.84/49,375.17
  6. Step 6: Final answer
    x = 42,465.80

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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.