Home / 145,284.44-200,517.39-84,862.08

Finding the Fourth Proportional to 145,284.44, 200,517.39 and 84,862.08

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Solution

The fourth proportional to 145,284.44, 200,517.39 and 84,862.08 is: 117,124.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,284.44 : 200,517.39 = 84,862.08 : x
  2. Step 2: Convert to fraction form
    145,284.44/200,517.39 = 84,862.08/x
  3. Step 3: Cross multiply
    145,284.44x = 200,517.39 × 84,862.08
  4. Step 4: Simplify right side
    145,284.44x = 17,016,322,791.57
  5. Step 5: Solve for x
    x = 17,016,322,791.57/145,284.44
  6. Step 6: Final answer
    x = 117,124.20

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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.