Home / 144,277.42-199,099.02-80,615.74

Finding the Fourth Proportional to 144,277.42, 199,099.02 and 80,615.74

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Solution

The fourth proportional to 144,277.42, 199,099.02 and 80,615.74 is: 111,247.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,277.42 : 199,099.02 = 80,615.74 : x
  2. Step 2: Convert to fraction form
    144,277.42/199,099.02 = 80,615.74/x
  3. Step 3: Cross multiply
    144,277.42x = 199,099.02 × 80,615.74
  4. Step 4: Simplify right side
    144,277.42x = 16,050,514,830.57
  5. Step 5: Solve for x
    x = 16,050,514,830.57/144,277.42
  6. Step 6: Final answer
    x = 111,247.59

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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.