Home / 144,595.74-199,542.06-80,933.52

Finding the Fourth Proportional to 144,595.74, 199,542.06 and 80,933.52

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Solution

The fourth proportional to 144,595.74, 199,542.06 and 80,933.52 is: 111,688.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,595.74 : 199,542.06 = 80,933.52 : x
  2. Step 2: Convert to fraction form
    144,595.74/199,542.06 = 80,933.52/x
  3. Step 3: Cross multiply
    144,595.74x = 199,542.06 × 80,933.52
  4. Step 4: Simplify right side
    144,595.74x = 16,149,641,303.85
  5. Step 5: Solve for x
    x = 16,149,641,303.85/144,595.74
  6. Step 6: Final answer
    x = 111,688.22

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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.