Home / 75,531.70-113,297.55-46,007.20

Finding the Fourth Proportional to 75,531.70, 113,297.55 and 46,007.20

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Solution

The fourth proportional to 75,531.70, 113,297.55 and 46,007.20 is: 69,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,531.70 : 113,297.55 = 46,007.20 : x
  2. Step 2: Convert to fraction form
    75,531.70/113,297.55 = 46,007.20/x
  3. Step 3: Cross multiply
    75,531.70x = 113,297.55 × 46,007.20
  4. Step 4: Simplify right side
    75,531.70x = 5,212,503,042.36
  5. Step 5: Solve for x
    x = 5,212,503,042.36/75,531.70
  6. Step 6: Final answer
    x = 69,010.80

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1.5x scale

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.