Home / 75,552.41-113,287.01-31,169.07

Finding the Fourth Proportional to 75,552.41, 113,287.01 and 31,169.07

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Solution

The fourth proportional to 75,552.41, 113,287.01 and 31,169.07 is: 46,736.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,552.41 : 113,287.01 = 31,169.07 : x
  2. Step 2: Convert to fraction form
    75,552.41/113,287.01 = 31,169.07/x
  3. Step 3: Cross multiply
    75,552.41x = 113,287.01 × 31,169.07
  4. Step 4: Simplify right side
    75,552.41x = 3,531,050,588.94
  5. Step 5: Solve for x
    x = 3,531,050,588.94/75,552.41
  6. Step 6: Final answer
    x = 46,736.44

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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.