Home / 144,817.60-199,853.76-84,427.12

Finding the Fourth Proportional to 144,817.60, 199,853.76 and 84,427.12

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Solution

The fourth proportional to 144,817.60, 199,853.76 and 84,427.12 is: 116,512.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,817.60 : 199,853.76 = 84,427.12 : x
  2. Step 2: Convert to fraction form
    144,817.60/199,853.76 = 84,427.12/x
  3. Step 3: Cross multiply
    144,817.60x = 199,853.76 × 84,427.12
  4. Step 4: Simplify right side
    144,817.60x = 16,873,077,377.97
  5. Step 5: Solve for x
    x = 16,873,077,377.97/144,817.60
  6. Step 6: Final answer
    x = 116,512.62

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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.