Home / 75,468.09-104,145.44-41,476.89

Finding the Fourth Proportional to 75,468.09, 104,145.44 and 41,476.89

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Solution

The fourth proportional to 75,468.09, 104,145.44 and 41,476.89 is: 57,237.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,468.09 : 104,145.44 = 41,476.89 : x
  2. Step 2: Convert to fraction form
    75,468.09/104,145.44 = 41,476.89/x
  3. Step 3: Cross multiply
    75,468.09x = 104,145.44 × 41,476.89
  4. Step 4: Simplify right side
    75,468.09x = 4,319,628,751.50
  5. Step 5: Solve for x
    x = 4,319,628,751.50/75,468.09
  6. Step 6: Final answer
    x = 57,237.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.