Home / 144,541.35-199,459.33-80,006.96

Finding the Fourth Proportional to 144,541.35, 199,459.33 and 80,006.96

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Solution

The fourth proportional to 144,541.35, 199,459.33 and 80,006.96 is: 110,405.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,541.35 : 199,459.33 = 80,006.96 : x
  2. Step 2: Convert to fraction form
    144,541.35/199,459.33 = 80,006.96/x
  3. Step 3: Cross multiply
    144,541.35x = 199,459.33 × 80,006.96
  4. Step 4: Simplify right side
    144,541.35x = 15,958,134,935.57
  5. Step 5: Solve for x
    x = 15,958,134,935.57/144,541.35
  6. Step 6: Final answer
    x = 110,405.33

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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.