Home / 454,736.02-681,987.64-134,813.08

Finding the Fourth Proportional to 454,736.02, 681,987.64 and 134,813.08

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Solution

The fourth proportional to 454,736.02, 681,987.64 and 134,813.08 is: 202,185.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,736.02 : 681,987.64 = 134,813.08 : x
  2. Step 2: Convert to fraction form
    454,736.02/681,987.64 = 134,813.08/x
  3. Step 3: Cross multiply
    454,736.02x = 681,987.64 × 134,813.08
  4. Step 4: Simplify right side
    454,736.02x = 91,940,854,270.33
  5. Step 5: Solve for x
    x = 91,940,854,270.33/454,736.02
  6. Step 6: Final answer
    x = 202,185.11

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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.