Home / 74,175.13-111,276.74-29,805.36

Finding the Fourth Proportional to 74,175.13, 111,276.74 and 29,805.36

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Solution

The fourth proportional to 74,175.13, 111,276.74 and 29,805.36 is: 44,713.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,175.13 : 111,276.74 = 29,805.36 : x
  2. Step 2: Convert to fraction form
    74,175.13/111,276.74 = 29,805.36/x
  3. Step 3: Cross multiply
    74,175.13x = 111,276.74 × 29,805.36
  4. Step 4: Simplify right side
    74,175.13x = 3,316,643,295.33
  5. Step 5: Solve for x
    x = 3,316,643,295.33/74,175.13
  6. Step 6: Final answer
    x = 44,713.68

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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.