Home / 144,460.14-199,365.42-80,818.44

Finding the Fourth Proportional to 144,460.14, 199,365.42 and 80,818.44

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Solution

The fourth proportional to 144,460.14, 199,365.42 and 80,818.44 is: 111,535.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,460.14 : 199,365.42 = 80,818.44 : x
  2. Step 2: Convert to fraction form
    144,460.14/199,365.42 = 80,818.44/x
  3. Step 3: Cross multiply
    144,460.14x = 199,365.42 × 80,818.44
  4. Step 4: Simplify right side
    144,460.14x = 16,112,402,234.34
  5. Step 5: Solve for x
    x = 16,112,402,234.34/144,460.14
  6. Step 6: Final answer
    x = 111,535.28

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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.