Home / 145,418.25-200,679.62-88,059.32

Finding the Fourth Proportional to 145,418.25, 200,679.62 and 88,059.32

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Solution

The fourth proportional to 145,418.25, 200,679.62 and 88,059.32 is: 121,523.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,418.25 : 200,679.62 = 88,059.32 : x
  2. Step 2: Convert to fraction form
    145,418.25/200,679.62 = 88,059.32/x
  3. Step 3: Cross multiply
    145,418.25x = 200,679.62 × 88,059.32
  4. Step 4: Simplify right side
    145,418.25x = 17,671,709,431.36
  5. Step 5: Solve for x
    x = 17,671,709,431.36/145,418.25
  6. Step 6: Final answer
    x = 121,523.33

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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.