Home / 144,277.14-199,098.72-80,615.46

Finding the Fourth Proportional to 144,277.14, 199,098.72 and 80,615.46

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Solution

The fourth proportional to 144,277.14, 199,098.72 and 80,615.46 is: 111,247.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,277.14 : 199,098.72 = 80,615.46 : x
  2. Step 2: Convert to fraction form
    144,277.14/199,098.72 = 80,615.46/x
  3. Step 3: Cross multiply
    144,277.14x = 199,098.72 × 80,615.46
  4. Step 4: Simplify right side
    144,277.14x = 16,050,434,898.21
  5. Step 5: Solve for x
    x = 16,050,434,898.21/144,277.14
  6. Step 6: Final answer
    x = 111,247.25

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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.